From 35e077ce86d986284e330f0ffc900172d96ecb9e Mon Sep 17 00:00:00 2001 From: Naoki Orii Date: Sat, 12 Jan 2013 23:48:04 -0500 Subject: [PATCH] Detect cython-generated files --- lib/linguist/generated.rb | 15 +- samples/C++/wrapper_inner.cpp | 4674 ++++++++++ samples/C/sgd_fast.c | 15669 ++++++++++++++++++++++++++++++++ test/test_blob.rb | 4 + 4 files changed, 20361 insertions(+), 1 deletion(-) create mode 100644 samples/C++/wrapper_inner.cpp create mode 100644 samples/C/sgd_fast.c diff --git a/lib/linguist/generated.rb b/lib/linguist/generated.rb index 25d36e4e..41ae90fa 100644 --- a/lib/linguist/generated.rb +++ b/lib/linguist/generated.rb @@ -56,7 +56,8 @@ module Linguist compiled_coffeescript? || xcode_project_file? || generated_net_docfile? || - generated_parser? + generated_parser? || + compiled_cython_file? end # Internal: Is the blob an XCode project file? @@ -158,5 +159,17 @@ module Linguist false end + + # Internal: Is this a compiled C/C++ file from Cython? + # + # Cython-compiled C/C++ files typically contain: + # /* Generated by Cython x.x.x on ... */ + # on the first line. + # + # Return true or false + def compiled_cython_file? + return false unless ['.c', '.cpp'].include? extname + return lines[0].include?("Generated by Cython") + end end end diff --git a/samples/C++/wrapper_inner.cpp b/samples/C++/wrapper_inner.cpp new file mode 100644 index 00000000..0ea890c0 --- /dev/null +++ b/samples/C++/wrapper_inner.cpp @@ -0,0 +1,4674 @@ +/* Generated by Cython 0.14.1 on Mon Jun 27 13:03:43 2011 */ + +#define PY_SSIZE_T_CLEAN +#include "Python.h" +#ifndef Py_PYTHON_H + #error Python headers needed to compile C extensions, please install development version of Python. +#else + +#include /* For offsetof */ +#ifndef offsetof +#define offsetof(type, member) ( (size_t) & ((type*)0) -> member ) +#endif + +#if !defined(WIN32) && !defined(MS_WINDOWS) + #ifndef __stdcall + #define __stdcall + #endif + #ifndef __cdecl + #define __cdecl + #endif + #ifndef __fastcall + #define __fastcall + #endif +#endif + +#ifndef DL_IMPORT + #define DL_IMPORT(t) t +#endif +#ifndef DL_EXPORT + #define DL_EXPORT(t) t +#endif + +#ifndef PY_LONG_LONG + #define PY_LONG_LONG LONG_LONG +#endif + +#if PY_VERSION_HEX < 0x02040000 + #define METH_COEXIST 0 + #define PyDict_CheckExact(op) (Py_TYPE(op) == &PyDict_Type) + #define PyDict_Contains(d,o) PySequence_Contains(d,o) +#endif + +#if PY_VERSION_HEX < 0x02050000 + typedef int Py_ssize_t; + #define PY_SSIZE_T_MAX INT_MAX + #define PY_SSIZE_T_MIN INT_MIN + #define PY_FORMAT_SIZE_T "" + #define PyInt_FromSsize_t(z) PyInt_FromLong(z) + #define PyInt_AsSsize_t(o) PyInt_AsLong(o) + #define PyNumber_Index(o) PyNumber_Int(o) + #define PyIndex_Check(o) PyNumber_Check(o) + #define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message) +#endif + +#if PY_VERSION_HEX < 0x02060000 + #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt) + #define Py_TYPE(ob) (((PyObject*)(ob))->ob_type) + #define Py_SIZE(ob) (((PyVarObject*)(ob))->ob_size) + #define PyVarObject_HEAD_INIT(type, size) \ + PyObject_HEAD_INIT(type) size, + #define PyType_Modified(t) + + typedef struct { + void *buf; + PyObject *obj; + Py_ssize_t len; + Py_ssize_t itemsize; + int readonly; + int ndim; + char *format; + Py_ssize_t *shape; + Py_ssize_t *strides; + Py_ssize_t *suboffsets; + void *internal; + } Py_buffer; + + #define PyBUF_SIMPLE 0 + #define PyBUF_WRITABLE 0x0001 + #define PyBUF_FORMAT 0x0004 + #define PyBUF_ND 0x0008 + #define PyBUF_STRIDES (0x0010 | PyBUF_ND) + #define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES) + #define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES) + #define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES) + #define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES) + +#endif + +#if PY_MAJOR_VERSION < 3 + #define __Pyx_BUILTIN_MODULE_NAME "__builtin__" +#else + #define __Pyx_BUILTIN_MODULE_NAME "builtins" +#endif + +#if PY_MAJOR_VERSION >= 3 + #define Py_TPFLAGS_CHECKTYPES 0 + #define Py_TPFLAGS_HAVE_INDEX 0 +#endif + +#if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3) + #define Py_TPFLAGS_HAVE_NEWBUFFER 0 +#endif + +#if PY_MAJOR_VERSION >= 3 + #define PyBaseString_Type PyUnicode_Type + #define PyStringObject PyUnicodeObject + #define PyString_Type PyUnicode_Type + #define PyString_Check PyUnicode_Check + #define PyString_CheckExact PyUnicode_CheckExact +#endif + +#if PY_VERSION_HEX < 0x02060000 + #define PyBytesObject PyStringObject + #define PyBytes_Type PyString_Type + #define PyBytes_Check PyString_Check + #define PyBytes_CheckExact PyString_CheckExact + #define PyBytes_FromString PyString_FromString + #define PyBytes_FromStringAndSize PyString_FromStringAndSize + #define PyBytes_FromFormat PyString_FromFormat + #define PyBytes_DecodeEscape PyString_DecodeEscape + #define PyBytes_AsString PyString_AsString + #define PyBytes_AsStringAndSize PyString_AsStringAndSize + #define PyBytes_Size PyString_Size + #define PyBytes_AS_STRING PyString_AS_STRING + #define PyBytes_GET_SIZE PyString_GET_SIZE + #define PyBytes_Repr PyString_Repr + #define PyBytes_Concat PyString_Concat + #define PyBytes_ConcatAndDel PyString_ConcatAndDel +#endif + +#if PY_VERSION_HEX < 0x02060000 + #define PySet_Check(obj) PyObject_TypeCheck(obj, &PySet_Type) + #define PyFrozenSet_Check(obj) PyObject_TypeCheck(obj, &PyFrozenSet_Type) +#endif +#ifndef PySet_CheckExact + #define PySet_CheckExact(obj) (Py_TYPE(obj) == &PySet_Type) +#endif + +#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type) + +#if PY_MAJOR_VERSION >= 3 + #define PyIntObject PyLongObject + #define PyInt_Type PyLong_Type + #define PyInt_Check(op) PyLong_Check(op) + #define PyInt_CheckExact(op) PyLong_CheckExact(op) + #define PyInt_FromString PyLong_FromString + #define PyInt_FromUnicode PyLong_FromUnicode + #define PyInt_FromLong PyLong_FromLong + #define PyInt_FromSize_t PyLong_FromSize_t + #define PyInt_FromSsize_t PyLong_FromSsize_t + #define PyInt_AsLong PyLong_AsLong + #define PyInt_AS_LONG PyLong_AS_LONG + #define PyInt_AsSsize_t PyLong_AsSsize_t + #define PyInt_AsUnsignedLongMask PyLong_AsUnsignedLongMask + #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask +#endif + +#if PY_MAJOR_VERSION >= 3 + #define PyBoolObject PyLongObject +#endif + + +#if PY_MAJOR_VERSION >= 3 + #define __Pyx_PyNumber_Divide(x,y) PyNumber_TrueDivide(x,y) + #define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceTrueDivide(x,y) +#else + #define __Pyx_PyNumber_Divide(x,y) PyNumber_Divide(x,y) + #define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceDivide(x,y) +#endif + +#if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300) + #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b) + #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value) + #define __Pyx_PySequence_DelSlice(obj, a, b) PySequence_DelSlice(obj, a, b) +#else + #define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0))) + #define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1))) + #define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1))) +#endif + +#if PY_MAJOR_VERSION >= 3 + #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func)) +#endif + +#if PY_VERSION_HEX < 0x02050000 + #define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),((char *)(n))) + #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a)) + #define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),((char *)(n))) +#else + #define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),(n)) + #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a)) + #define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),(n)) +#endif + +#if PY_VERSION_HEX < 0x02050000 + #define __Pyx_NAMESTR(n) ((char *)(n)) + #define __Pyx_DOCSTR(n) ((char *)(n)) +#else + #define __Pyx_NAMESTR(n) (n) + #define __Pyx_DOCSTR(n) (n) +#endif + +#ifdef __cplusplus +#define __PYX_EXTERN_C extern "C" +#else +#define __PYX_EXTERN_C extern +#endif + +#if defined(WIN32) || defined(MS_WINDOWS) +#define _USE_MATH_DEFINES +#endif +#include +#define __PYX_HAVE_API__wrapper_inner +#include "stdio.h" +#include "stdlib.h" +#include "numpy/arrayobject.h" +#include "numpy/ufuncobject.h" +#include + +#ifdef PYREX_WITHOUT_ASSERTIONS +#define CYTHON_WITHOUT_ASSERTIONS +#endif + + +/* inline attribute */ +#ifndef CYTHON_INLINE + #if defined(__GNUC__) + #define CYTHON_INLINE __inline__ + #elif defined(_MSC_VER) + #define CYTHON_INLINE __inline + #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + #define CYTHON_INLINE inline + #else + #define CYTHON_INLINE + #endif +#endif + +/* unused attribute */ +#ifndef CYTHON_UNUSED +# if defined(__GNUC__) +# if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) +# define CYTHON_UNUSED __attribute__ ((__unused__)) +# else +# define CYTHON_UNUSED +# endif +# elif defined(__ICC) || defined(__INTEL_COMPILER) +# define CYTHON_UNUSED __attribute__ ((__unused__)) +# else +# define CYTHON_UNUSED +# endif +#endif + +typedef struct {PyObject **p; char *s; const long n; const char* encoding; const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/ + + +/* Type Conversion Predeclarations */ + +#define __Pyx_PyBytes_FromUString(s) PyBytes_FromString((char*)s) +#define __Pyx_PyBytes_AsUString(s) ((unsigned char*) PyBytes_AsString(s)) + +#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False)) +static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*); +static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x); + +static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*); +static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t); +static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*); + +#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x)) + + +#ifdef __GNUC__ +/* Test for GCC > 2.95 */ +#if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)) +#define likely(x) __builtin_expect(!!(x), 1) +#define unlikely(x) __builtin_expect(!!(x), 0) +#else /* __GNUC__ > 2 ... */ +#define likely(x) (x) +#define unlikely(x) (x) +#endif /* __GNUC__ > 2 ... */ +#else /* __GNUC__ */ +#define likely(x) (x) +#define unlikely(x) (x) +#endif /* __GNUC__ */ + +static PyObject *__pyx_m; +static PyObject *__pyx_b; +static PyObject *__pyx_empty_tuple; +static PyObject *__pyx_empty_bytes; +static int __pyx_lineno; +static int __pyx_clineno = 0; +static const char * __pyx_cfilenm= __FILE__; +static const char *__pyx_filename; + + +#if !defined(CYTHON_CCOMPLEX) + #if defined(__cplusplus) + #define CYTHON_CCOMPLEX 1 + #elif defined(_Complex_I) + #define CYTHON_CCOMPLEX 1 + #else + #define CYTHON_CCOMPLEX 0 + #endif +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + #include + #else + #include + #endif +#endif + +#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__) + #undef _Complex_I + #define _Complex_I 1.0fj +#endif + +static const char *__pyx_f[] = { + "wrapper_inner.pyx", + "numpy.pxd", +}; + +typedef npy_int8 __pyx_t_5numpy_int8_t; + +typedef npy_int16 __pyx_t_5numpy_int16_t; + +typedef npy_int32 __pyx_t_5numpy_int32_t; + +typedef npy_int64 __pyx_t_5numpy_int64_t; + +typedef npy_uint8 __pyx_t_5numpy_uint8_t; + +typedef npy_uint16 __pyx_t_5numpy_uint16_t; + +typedef npy_uint32 __pyx_t_5numpy_uint32_t; + +typedef npy_uint64 __pyx_t_5numpy_uint64_t; + +typedef npy_float32 __pyx_t_5numpy_float32_t; + +typedef npy_float64 __pyx_t_5numpy_float64_t; + +typedef npy_long __pyx_t_5numpy_int_t; + +typedef npy_longlong __pyx_t_5numpy_long_t; + +typedef npy_intp __pyx_t_5numpy_intp_t; + +typedef npy_uintp __pyx_t_5numpy_uintp_t; + +typedef npy_ulong __pyx_t_5numpy_uint_t; + +typedef npy_ulonglong __pyx_t_5numpy_ulong_t; + +typedef npy_double __pyx_t_5numpy_float_t; + +typedef npy_double __pyx_t_5numpy_double_t; + +typedef npy_longdouble __pyx_t_5numpy_longdouble_t; + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + typedef ::std::complex< float > __pyx_t_float_complex; + #else + typedef float _Complex __pyx_t_float_complex; + #endif +#else + typedef struct { float real, imag; } __pyx_t_float_complex; +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + typedef ::std::complex< double > __pyx_t_double_complex; + #else + typedef double _Complex __pyx_t_double_complex; + #endif +#else + typedef struct { double real, imag; } __pyx_t_double_complex; +#endif + +/* Type declarations */ + +typedef npy_cfloat __pyx_t_5numpy_cfloat_t; + +typedef npy_cdouble __pyx_t_5numpy_cdouble_t; + +typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t; + +typedef npy_cdouble __pyx_t_5numpy_complex_t; + +#ifndef CYTHON_REFNANNY + #define CYTHON_REFNANNY 0 +#endif + +#if CYTHON_REFNANNY + typedef struct { + void (*INCREF)(void*, PyObject*, int); + void (*DECREF)(void*, PyObject*, int); + void (*GOTREF)(void*, PyObject*, int); + void (*GIVEREF)(void*, PyObject*, int); + void* (*SetupContext)(const char*, int, const char*); + void (*FinishContext)(void**); + } __Pyx_RefNannyAPIStruct; + static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL; + static __Pyx_RefNannyAPIStruct * __Pyx_RefNannyImportAPI(const char *modname) { + PyObject *m = NULL, *p = NULL; + void *r = NULL; + m = PyImport_ImportModule((char *)modname); + if (!m) goto end; + p = PyObject_GetAttrString(m, (char *)"RefNannyAPI"); + if (!p) goto end; + r = PyLong_AsVoidPtr(p); + end: + Py_XDECREF(p); + Py_XDECREF(m); + return (__Pyx_RefNannyAPIStruct *)r; + } + #define __Pyx_RefNannySetupContext(name) void *__pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__) + #define __Pyx_RefNannyFinishContext() __Pyx_RefNanny->FinishContext(&__pyx_refnanny) + #define __Pyx_INCREF(r) __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__) + #define __Pyx_DECREF(r) __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), __LINE__) + #define __Pyx_GOTREF(r) __Pyx_RefNanny->GOTREF(__pyx_refnanny, (PyObject *)(r), __LINE__) + #define __Pyx_GIVEREF(r) __Pyx_RefNanny->GIVEREF(__pyx_refnanny, (PyObject *)(r), __LINE__) + #define __Pyx_XDECREF(r) do { if((r) != NULL) {__Pyx_DECREF(r);} } while(0) +#else + #define __Pyx_RefNannySetupContext(name) + #define __Pyx_RefNannyFinishContext() + #define __Pyx_INCREF(r) Py_INCREF(r) + #define __Pyx_DECREF(r) Py_DECREF(r) + #define __Pyx_GOTREF(r) + #define __Pyx_GIVEREF(r) + #define __Pyx_XDECREF(r) Py_XDECREF(r) +#endif /* CYTHON_REFNANNY */ +#define __Pyx_XGIVEREF(r) do { if((r) != NULL) {__Pyx_GIVEREF(r);} } while(0) +#define __Pyx_XGOTREF(r) do { if((r) != NULL) {__Pyx_GOTREF(r);} } while(0) + +static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/ + +static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name); /*proto*/ + +static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb); /*proto*/ +static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb); /*proto*/ + +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb); /*proto*/ + +static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void); + +static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index); + +static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected); + +static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index); /*proto*/ + +static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list); /*proto*/ + +static int __Pyx_Print(PyObject*, PyObject *, int); /*proto*/ +#if PY_MAJOR_VERSION >= 3 +static PyObject* __pyx_print = 0; +static PyObject* __pyx_print_kwargs = 0; +#endif + +static int __Pyx_PrintOne(PyObject* stream, PyObject *o); /*proto*/ + +static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_Py_intptr_t(Py_intptr_t); + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + #define __Pyx_CREAL(z) ((z).real()) + #define __Pyx_CIMAG(z) ((z).imag()) + #else + #define __Pyx_CREAL(z) (__real__(z)) + #define __Pyx_CIMAG(z) (__imag__(z)) + #endif +#else + #define __Pyx_CREAL(z) ((z).real) + #define __Pyx_CIMAG(z) ((z).imag) +#endif + +#if defined(_WIN32) && defined(__cplusplus) && CYTHON_CCOMPLEX + #define __Pyx_SET_CREAL(z,x) ((z).real(x)) + #define __Pyx_SET_CIMAG(z,y) ((z).imag(y)) +#else + #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x) + #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y) +#endif + +static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float); + +#if CYTHON_CCOMPLEX + #define __Pyx_c_eqf(a, b) ((a)==(b)) + #define __Pyx_c_sumf(a, b) ((a)+(b)) + #define __Pyx_c_difff(a, b) ((a)-(b)) + #define __Pyx_c_prodf(a, b) ((a)*(b)) + #define __Pyx_c_quotf(a, b) ((a)/(b)) + #define __Pyx_c_negf(a) (-(a)) + #ifdef __cplusplus + #define __Pyx_c_is_zerof(z) ((z)==(float)0) + #define __Pyx_c_conjf(z) (::std::conj(z)) + #if 1 + #define __Pyx_c_absf(z) (::std::abs(z)) + #define __Pyx_c_powf(a, b) (::std::pow(a, b)) + #endif + #else + #define __Pyx_c_is_zerof(z) ((z)==0) + #define __Pyx_c_conjf(z) (conjf(z)) + #if 1 + #define __Pyx_c_absf(z) (cabsf(z)) + #define __Pyx_c_powf(a, b) (cpowf(a, b)) + #endif + #endif +#else + static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex); + static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex); + #if 1 + static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex, __pyx_t_float_complex); + #endif +#endif + +static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double); + +#if CYTHON_CCOMPLEX + #define __Pyx_c_eq(a, b) ((a)==(b)) + #define __Pyx_c_sum(a, b) ((a)+(b)) + #define __Pyx_c_diff(a, b) ((a)-(b)) + #define __Pyx_c_prod(a, b) ((a)*(b)) + #define __Pyx_c_quot(a, b) ((a)/(b)) + #define __Pyx_c_neg(a) (-(a)) + #ifdef __cplusplus + #define __Pyx_c_is_zero(z) ((z)==(double)0) + #define __Pyx_c_conj(z) (::std::conj(z)) + #if 1 + #define __Pyx_c_abs(z) (::std::abs(z)) + #define __Pyx_c_pow(a, b) (::std::pow(a, b)) + #endif + #else + #define __Pyx_c_is_zero(z) ((z)==0) + #define __Pyx_c_conj(z) (conj(z)) + #if 1 + #define __Pyx_c_abs(z) (cabs(z)) + #define __Pyx_c_pow(a, b) (cpow(a, b)) + #endif + #endif +#else + static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex, __pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex, __pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex, __pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex, __pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex, __pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex); + static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex); + #if 1 + static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex); + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex, __pyx_t_double_complex); + #endif +#endif + +static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject *); + +static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject *); + +static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject *); + +static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject *); + +static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject *); + +static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject *); + +static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject *); + +static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject *); + +static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject *); + +static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject *); + +static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject *); + +static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject *); + +static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject *); + +static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject *); + +static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject *); + +static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject *); + +static void __Pyx_WriteUnraisable(const char *name); /*proto*/ + +static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig); /*proto*/ + +static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, long size, int strict); /*proto*/ + +static PyObject *__Pyx_ImportModule(const char *name); /*proto*/ + +static void __Pyx_AddTraceback(const char *funcname); /*proto*/ + +static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/ +/* Module declarations from cpython.buffer */ + +/* Module declarations from cpython.ref */ + +/* Module declarations from libc.stdio */ + +/* Module declarations from cpython.object */ + +/* Module declarations from libc.stdlib */ + +/* Module declarations from numpy */ + +/* Module declarations from numpy */ + +static PyTypeObject *__pyx_ptype_5numpy_dtype = 0; +static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0; +static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0; +static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0; +static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0; +static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew1(PyObject *); /*proto*/ +static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew2(PyObject *, PyObject *); /*proto*/ +static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew3(PyObject *, PyObject *, PyObject *); /*proto*/ +static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew4(PyObject *, PyObject *, PyObject *, PyObject *); /*proto*/ +static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew5(PyObject *, PyObject *, PyObject *, PyObject *, PyObject *); /*proto*/ +static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/ +static CYTHON_INLINE void __pyx_f_5numpy_set_array_base(PyArrayObject *, PyObject *); /*proto*/ +static CYTHON_INLINE PyObject *__pyx_f_5numpy_get_array_base(PyArrayObject *); /*proto*/ +/* Module declarations from libcpp.vector */ + +/* Module declarations from wrapper_inner */ + +static void inner_work_1d(int, double *, double *); /*proto*/ +static void inner_work_2d(int, int, double *, double *); /*proto*/ +#define __Pyx_MODULE_NAME "wrapper_inner" +static int __pyx_module_is_main_wrapper_inner = 0; + +/* Implementation of wrapper_inner */ +static PyObject *__pyx_builtin_ValueError; +static PyObject *__pyx_builtin_range; +static PyObject *__pyx_builtin_RuntimeError; +static char __pyx_k_1[] = "\nHello from Cython inner_work_1d!"; +static char __pyx_k_2[] = "\nHello from Cython inner_work_2d!"; +static char __pyx_k_3[] = "\nHello from a pure Python function inside the Cython module."; +static char __pyx_k_5[] = "ndarray is not C contiguous"; +static char __pyx_k_7[] = "ndarray is not Fortran contiguous"; +static char __pyx_k_9[] = "Non-native byte order not supported"; +static char __pyx_k_11[] = "unknown dtype code in numpy.pxd (%d)"; +static char __pyx_k_12[] = "Format string allocated too short, see comment in numpy.pxd"; +static char __pyx_k_15[] = "Format string allocated too short."; +static char __pyx_k__B[] = "B"; 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__pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_ndarray = __Pyx_ImportType("numpy", "ndarray", sizeof(PyArrayObject), 0); if (unlikely(!__pyx_ptype_5numpy_ndarray)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 172; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_ufunc = __Pyx_ImportType("numpy", "ufunc", sizeof(PyUFuncObject), 0); if (unlikely(!__pyx_ptype_5numpy_ufunc)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 849; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + /*--- Function import code ---*/ + /*--- Execution code ---*/ + + /* "wrapper_inner.pyx":2 + * + * import numpy as np # <<<<<<<<<<<<<< + * cimport numpy as np + * + */ + __pyx_t_1 = __Pyx_Import(((PyObject *)__pyx_n_s__numpy), 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(__pyx_t_1); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s__np, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0; + + /* "wrapper_inner.pyx":5 + * cimport numpy as np + * + * np.import_array() # <<<<<<<<<<<<<< + * + * from libcpp.vector cimport vector + */ + import_array(); + + /* "wrapper_inner.pyx":9 + * from libcpp.vector cimport vector + * + * import work_module # <<<<<<<<<<<<<< + * + * # Declare any Numpy C-API functions that I want to use. + */ + __pyx_t_1 = __Pyx_Import(((PyObject *)__pyx_n_s__work_module), 0); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(__pyx_t_1); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s__work_module, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0; + + /* "wrapper_inner.pyx":64 + * + * + * def pure_py_test(): # <<<<<<<<<<<<<< + * + * print('\nHello from a pure Python function inside the Cython module.') + */ + __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_13wrapper_inner_pure_py_test, NULL, __pyx_n_s__wrapper_inner); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(__pyx_t_1); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s__pure_py_test, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 64; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0; + + /* "wrapper_inner.pyx":2 + * + * import numpy as np # <<<<<<<<<<<<<< + * cimport numpy as np + * + */ + __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(((PyObject *)__pyx_t_1)); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s____test__, ((PyObject *)__pyx_t_1)) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 2; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0; + + /* "libc\stdio.pxd":1 + * # 7.19 Input/output # <<<<<<<<<<<<<< + * + * cdef extern from *: + */ + goto __pyx_L0; + __pyx_L1_error:; + __Pyx_XDECREF(__pyx_t_1); + if (__pyx_m) { + __Pyx_AddTraceback("init wrapper_inner"); + Py_DECREF(__pyx_m); __pyx_m = 0; + } else if (!PyErr_Occurred()) { + PyErr_SetString(PyExc_ImportError, "init wrapper_inner"); + } + __pyx_L0:; + __Pyx_RefNannyFinishContext(); + #if PY_MAJOR_VERSION < 3 + return; + #else + return __pyx_m; + #endif +} + +/* Runtime support code */ + +static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) { + if (unlikely(!type)) { + PyErr_Format(PyExc_SystemError, "Missing type object"); + return 0; + } + if (likely(PyObject_TypeCheck(obj, type))) + return 1; + PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s", + Py_TYPE(obj)->tp_name, type->tp_name); + return 0; +} + +static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name) { + PyObject *result; + result = PyObject_GetAttr(dict, name); + if (!result) + PyErr_SetObject(PyExc_NameError, name); + return result; +} + +static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) { + PyObject *tmp_type, *tmp_value, *tmp_tb; + PyThreadState *tstate = PyThreadState_GET(); + + tmp_type = tstate->curexc_type; + tmp_value = tstate->curexc_value; + tmp_tb = tstate->curexc_traceback; + tstate->curexc_type = type; + tstate->curexc_value = value; + tstate->curexc_traceback = tb; + Py_XDECREF(tmp_type); + Py_XDECREF(tmp_value); + Py_XDECREF(tmp_tb); +} + +static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) { + PyThreadState *tstate = PyThreadState_GET(); + *type = tstate->curexc_type; + *value = tstate->curexc_value; + *tb = tstate->curexc_traceback; + + tstate->curexc_type = 0; + tstate->curexc_value = 0; + tstate->curexc_traceback = 0; +} + + +#if PY_MAJOR_VERSION < 3 +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb) { + Py_XINCREF(type); + Py_XINCREF(value); + Py_XINCREF(tb); + /* First, check the traceback argument, replacing None with NULL. */ + if (tb == Py_None) { + Py_DECREF(tb); + tb = 0; + } + else if (tb != NULL && !PyTraceBack_Check(tb)) { + PyErr_SetString(PyExc_TypeError, + "raise: arg 3 must be a traceback or None"); + goto raise_error; + } + /* Next, replace a missing value with None */ + if (value == NULL) { + value = Py_None; + Py_INCREF(value); + } + #if PY_VERSION_HEX < 0x02050000 + if (!PyClass_Check(type)) + #else + if (!PyType_Check(type)) + #endif + { + /* Raising an instance. The value should be a dummy. */ + if (value != Py_None) { + PyErr_SetString(PyExc_TypeError, + "instance exception may not have a separate value"); + goto raise_error; + } + /* Normalize to raise , */ + Py_DECREF(value); + value = type; + #if PY_VERSION_HEX < 0x02050000 + if (PyInstance_Check(type)) { + type = (PyObject*) ((PyInstanceObject*)type)->in_class; + Py_INCREF(type); + } + else { + type = 0; + PyErr_SetString(PyExc_TypeError, + "raise: exception must be an old-style class or instance"); + goto raise_error; + } + #else + type = (PyObject*) Py_TYPE(type); + Py_INCREF(type); + if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) { + PyErr_SetString(PyExc_TypeError, + "raise: exception class must be a subclass of BaseException"); + goto raise_error; + } + #endif + } + + __Pyx_ErrRestore(type, value, tb); + return; +raise_error: + Py_XDECREF(value); + Py_XDECREF(type); + Py_XDECREF(tb); + return; +} + +#else /* Python 3+ */ + +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb) { + if (tb == Py_None) { + tb = 0; + } else if (tb && !PyTraceBack_Check(tb)) { + PyErr_SetString(PyExc_TypeError, + "raise: arg 3 must be a traceback or None"); + goto bad; + } + if (value == Py_None) + value = 0; + + if (PyExceptionInstance_Check(type)) { + if (value) { + PyErr_SetString(PyExc_TypeError, + "instance exception may not have a separate value"); + goto bad; + } + value = type; + type = (PyObject*) Py_TYPE(value); + } else if (!PyExceptionClass_Check(type)) { + PyErr_SetString(PyExc_TypeError, + "raise: exception class must be a subclass of BaseException"); + goto bad; + } + + PyErr_SetObject(type, value); + + if (tb) { + PyThreadState *tstate = PyThreadState_GET(); + PyObject* tmp_tb = tstate->curexc_traceback; + if (tb != tmp_tb) { + Py_INCREF(tb); + tstate->curexc_traceback = tb; + Py_XDECREF(tmp_tb); + } + } + +bad: + return; +} +#endif + +static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) { + PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable"); +} + +static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) { + PyErr_Format(PyExc_ValueError, + #if PY_VERSION_HEX < 0x02050000 + "need more than %d value%s to unpack", (int)index, + #else + "need more than %zd value%s to unpack", index, + #endif + (index == 1) ? "" : "s"); +} + +static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) { + PyErr_Format(PyExc_ValueError, + #if PY_VERSION_HEX < 0x02050000 + "too many values to unpack (expected %d)", (int)expected); + #else + "too many values to unpack (expected %zd)", expected); + #endif +} + +static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) { + if (t == Py_None) { + __Pyx_RaiseNoneNotIterableError(); + } else if (PyTuple_GET_SIZE(t) < index) { + __Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t)); + } else { + __Pyx_RaiseTooManyValuesError(index); + } +} + +static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list) { + PyObject *py_import = 0; + PyObject *empty_list = 0; + PyObject *module = 0; + PyObject *global_dict = 0; + PyObject *empty_dict = 0; + PyObject *list; + py_import = __Pyx_GetAttrString(__pyx_b, "__import__"); + if (!py_import) + goto bad; + if (from_list) + list = from_list; + else { + empty_list = PyList_New(0); + if (!empty_list) + goto bad; + list = empty_list; + } + global_dict = PyModule_GetDict(__pyx_m); + if (!global_dict) + goto bad; + empty_dict = PyDict_New(); + if (!empty_dict) + goto bad; + module = PyObject_CallFunctionObjArgs(py_import, + name, global_dict, empty_dict, list, NULL); +bad: + Py_XDECREF(empty_list); + Py_XDECREF(py_import); + Py_XDECREF(empty_dict); + return module; +} + +#if PY_MAJOR_VERSION < 3 +static PyObject *__Pyx_GetStdout(void) { + PyObject *f = PySys_GetObject((char *)"stdout"); + if (!f) { + PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); + } + return f; +} + +static int __Pyx_Print(PyObject* f, PyObject *arg_tuple, int newline) { + PyObject* v; + int i; + + if (!f) { + if (!(f = __Pyx_GetStdout())) + return -1; + } + for (i=0; i < PyTuple_GET_SIZE(arg_tuple); i++) { + if (PyFile_SoftSpace(f, 1)) { + if (PyFile_WriteString(" ", f) < 0) + return -1; + } + v = PyTuple_GET_ITEM(arg_tuple, i); + if (PyFile_WriteObject(v, f, Py_PRINT_RAW) < 0) + return -1; + if (PyString_Check(v)) { + char *s = PyString_AsString(v); + Py_ssize_t len = PyString_Size(v); + if (len > 0 && + isspace(Py_CHARMASK(s[len-1])) && + s[len-1] != ' ') + PyFile_SoftSpace(f, 0); + } + } + if (newline) { + if (PyFile_WriteString("\n", f) < 0) + return -1; + PyFile_SoftSpace(f, 0); + } + return 0; +} + +#else /* Python 3 has a print function */ + +static int __Pyx_Print(PyObject* stream, PyObject *arg_tuple, int newline) { + PyObject* kwargs = 0; + PyObject* result = 0; + PyObject* end_string; + if (unlikely(!__pyx_print)) { + __pyx_print = __Pyx_GetAttrString(__pyx_b, "print"); + if (!__pyx_print) + return -1; + } + if (stream) { + kwargs = PyDict_New(); + if (unlikely(!kwargs)) + return -1; + if (unlikely(PyDict_SetItemString(kwargs, "file", stream) < 0)) + goto bad; + if (!newline) { + end_string = PyUnicode_FromStringAndSize(" ", 1); + if (unlikely(!end_string)) + goto bad; + if (PyDict_SetItemString(kwargs, "end", end_string) < 0) { + Py_DECREF(end_string); + goto bad; + } + Py_DECREF(end_string); + } + } else if (!newline) { + if (unlikely(!__pyx_print_kwargs)) { + __pyx_print_kwargs = PyDict_New(); + if (unlikely(!__pyx_print_kwargs)) + return -1; + end_string = PyUnicode_FromStringAndSize(" ", 1); + if (unlikely(!end_string)) + return -1; + if (PyDict_SetItemString(__pyx_print_kwargs, "end", end_string) < 0) { + Py_DECREF(end_string); + return -1; + } + Py_DECREF(end_string); + } + kwargs = __pyx_print_kwargs; + } + result = PyObject_Call(__pyx_print, arg_tuple, kwargs); + if (unlikely(kwargs) && (kwargs != __pyx_print_kwargs)) + Py_DECREF(kwargs); + if (!result) + return -1; + Py_DECREF(result); + return 0; +bad: + if (kwargs != __pyx_print_kwargs) + Py_XDECREF(kwargs); + return -1; +} + +#endif + +#if PY_MAJOR_VERSION < 3 + +static int __Pyx_PrintOne(PyObject* f, PyObject *o) { + if (!f) { + if (!(f = __Pyx_GetStdout())) + return -1; + } + if (PyFile_SoftSpace(f, 0)) { + if (PyFile_WriteString(" ", f) < 0) + return -1; + } + if (PyFile_WriteObject(o, f, Py_PRINT_RAW) < 0) + return -1; + if (PyFile_WriteString("\n", f) < 0) + return -1; + return 0; + /* the line below is just to avoid compiler + * compiler warnings about unused functions */ + return __Pyx_Print(f, NULL, 0); +} + +#else /* Python 3 has a print function */ + +static int __Pyx_PrintOne(PyObject* stream, PyObject *o) { + int res; + PyObject* arg_tuple = PyTuple_New(1); + if (unlikely(!arg_tuple)) + return -1; + Py_INCREF(o); + PyTuple_SET_ITEM(arg_tuple, 0, o); + res = __Pyx_Print(stream, arg_tuple, 1); + Py_DECREF(arg_tuple); + return res; +} + +#endif + +static CYTHON_INLINE PyObject *__Pyx_PyInt_to_py_Py_intptr_t(Py_intptr_t val) { + const Py_intptr_t neg_one = (Py_intptr_t)-1, const_zero = (Py_intptr_t)0; + const int is_unsigned = const_zero < neg_one; + if ((sizeof(Py_intptr_t) == sizeof(char)) || + (sizeof(Py_intptr_t) == sizeof(short))) { + return PyInt_FromLong((long)val); + } else if ((sizeof(Py_intptr_t) == sizeof(int)) || + (sizeof(Py_intptr_t) == sizeof(long))) { + if (is_unsigned) + return PyLong_FromUnsignedLong((unsigned long)val); + else + return PyInt_FromLong((long)val); + } else if (sizeof(Py_intptr_t) == sizeof(PY_LONG_LONG)) { + if (is_unsigned) + return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG)val); + else + return PyLong_FromLongLong((PY_LONG_LONG)val); + } else { + int one = 1; int little = (int)*(unsigned char *)&one; + unsigned char *bytes = (unsigned char *)&val; + return _PyLong_FromByteArray(bytes, sizeof(Py_intptr_t), + little, !is_unsigned); + } +} + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + return ::std::complex< float >(x, y); + } + #else + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + return x + y*(__pyx_t_float_complex)_Complex_I; + } + #endif +#else + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + __pyx_t_float_complex z; + z.real = x; + z.imag = y; + return z; + } +#endif + +#if CYTHON_CCOMPLEX +#else + static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + return (a.real == b.real) && (a.imag == b.imag); + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real + b.real; + z.imag = a.imag + b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real - b.real; + z.imag = a.imag - b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real * b.real - a.imag * b.imag; + z.imag = a.real * b.imag + a.imag * b.real; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + float denom = b.real * b.real + b.imag * b.imag; + z.real = (a.real * b.real + a.imag * b.imag) / denom; + z.imag = (a.imag * b.real - a.real * b.imag) / denom; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex a) { + __pyx_t_float_complex z; + z.real = -a.real; + z.imag = -a.imag; + return z; + } + static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex a) { + return (a.real == 0) && (a.imag == 0); + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex a) { + __pyx_t_float_complex z; + z.real = a.real; + z.imag = -a.imag; + return z; + } + #if 1 + static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex z) { + #if !defined(HAVE_HYPOT) || defined(_MSC_VER) + return sqrtf(z.real*z.real + z.imag*z.imag); + #else + return hypotf(z.real, z.imag); + #endif + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + float r, lnr, theta, z_r, z_theta; + if (b.imag == 0 && b.real == (int)b.real) { + if (b.real < 0) { + float denom = a.real * a.real + a.imag * a.imag; + a.real = a.real / denom; + a.imag = -a.imag / denom; + b.real = -b.real; + } + switch ((int)b.real) { + case 0: + z.real = 1; + z.imag = 0; + return z; + case 1: + return a; + case 2: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(a, a); + case 3: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(z, a); + case 4: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(z, z); + } + } + if (a.imag == 0) { + if (a.real == 0) { + return a; + } + r = a.real; + theta = 0; + } else { + r = __Pyx_c_absf(a); + theta = atan2f(a.imag, a.real); + } + lnr = logf(r); + z_r = expf(lnr * b.real - theta * b.imag); + z_theta = theta * b.real + lnr * b.imag; + z.real = z_r * cosf(z_theta); + z.imag = z_r * sinf(z_theta); + return z; + } + #endif +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + return ::std::complex< double >(x, y); + } + #else + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + return x + y*(__pyx_t_double_complex)_Complex_I; + } + #endif +#else + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + __pyx_t_double_complex z; + z.real = x; + z.imag = y; + return z; + } +#endif + +#if CYTHON_CCOMPLEX +#else + static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) { + return (a.real == b.real) && (a.imag == b.imag); + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real + b.real; + z.imag = a.imag + b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real - b.real; + z.imag = a.imag - b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real * b.real - a.imag * b.imag; + z.imag = a.real * b.imag + a.imag * b.real; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + double denom = b.real * b.real + b.imag * b.imag; + z.real = (a.real * b.real + a.imag * b.imag) / denom; + z.imag = (a.imag * b.real - a.real * b.imag) / denom; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex a) { + __pyx_t_double_complex z; + z.real = -a.real; + z.imag = -a.imag; + return z; + } + static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex a) { + return (a.real == 0) && (a.imag == 0); + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex a) { + __pyx_t_double_complex z; + z.real = a.real; + z.imag = -a.imag; + return z; + } + #if 1 + static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex z) { + #if !defined(HAVE_HYPOT) || defined(_MSC_VER) + return sqrt(z.real*z.real + z.imag*z.imag); + #else + return hypot(z.real, z.imag); + #endif + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + double r, lnr, theta, z_r, z_theta; + if (b.imag == 0 && b.real == (int)b.real) { + if (b.real < 0) { + double denom = a.real * a.real + a.imag * a.imag; + a.real = a.real / denom; + a.imag = -a.imag / denom; + b.real = -b.real; + } + switch ((int)b.real) { + case 0: + z.real = 1; + z.imag = 0; + return z; + case 1: + return a; + case 2: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(a, a); + case 3: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(z, a); + case 4: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(z, z); + } + } + if (a.imag == 0) { + if (a.real == 0) { + return a; + } + r = a.real; + theta = 0; + } else { + r = __Pyx_c_abs(a); + theta = atan2(a.imag, a.real); + } + lnr = log(r); + z_r = exp(lnr * b.real - theta * b.imag); + z_theta = theta * b.real + lnr * b.imag; + z.real = z_r * cos(z_theta); + z.imag = z_r * sin(z_theta); + return z; + } + #endif +#endif + +static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) { + const unsigned char neg_one = (unsigned char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned char" : + "value too large to convert to unsigned char"); + } + return (unsigned char)-1; + } + return (unsigned char)val; + } + return (unsigned char)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject* x) { + const unsigned short neg_one = (unsigned short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned short" : + "value too large to convert to unsigned short"); + } + return (unsigned short)-1; + } + return (unsigned short)val; + } + return (unsigned short)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject* x) { + const unsigned int neg_one = (unsigned int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned int" : + "value too large to convert to unsigned int"); + } + return (unsigned int)-1; + } + return (unsigned int)val; + } + return (unsigned int)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject* x) { + const char neg_one = (char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to char" : + "value too large to convert to char"); + } + return (char)-1; + } + return (char)val; + } + return (char)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject* x) { + const short neg_one = (short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to short" : + "value too large to convert to short"); + } + return (short)-1; + } + return (short)val; + } + return (short)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject* x) { + const int neg_one = (int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to int" : + "value too large to convert to int"); + } + return (int)-1; + } + return (int)val; + } + return (int)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject* x) { + const signed char neg_one = (signed char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed char" : + "value too large to convert to signed char"); + } + return (signed char)-1; + } + return (signed char)val; + } + return (signed char)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject* x) { + const signed short neg_one = (signed short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed short" : + "value too large to convert to signed short"); + } + return (signed short)-1; + } + return (signed short)val; + } + return (signed short)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject* x) { + const signed int neg_one = (signed int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed int" : + "value too large to convert to signed int"); + } + return (signed int)-1; + } + return (signed int)val; + } + return (signed int)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject* x) { + const int neg_one = (int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to int" : + "value too large to convert to int"); + } + return (int)-1; + } + return (int)val; + } + return (int)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject* x) { + const unsigned long neg_one = (unsigned long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned long"); + return (unsigned long)-1; + } + return (unsigned long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned long"); + return (unsigned long)-1; + } + return PyLong_AsUnsignedLong(x); + } else { + return PyLong_AsLong(x); + } + } else { + unsigned long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (unsigned long)-1; + val = __Pyx_PyInt_AsUnsignedLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject* x) { + const unsigned PY_LONG_LONG neg_one = (unsigned PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned PY_LONG_LONG"); + return (unsigned PY_LONG_LONG)-1; + } + return (unsigned PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned PY_LONG_LONG"); + return (unsigned PY_LONG_LONG)-1; + } + return PyLong_AsUnsignedLongLong(x); + } else { + return PyLong_AsLongLong(x); + } + } else { + unsigned PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (unsigned PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsUnsignedLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject* x) { + const long neg_one = (long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to long"); + return (long)-1; + } + return (long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to long"); + return (long)-1; + } + return PyLong_AsUnsignedLong(x); + } else { + return PyLong_AsLong(x); + } + } else { + long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (long)-1; + val = __Pyx_PyInt_AsLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject* x) { + const PY_LONG_LONG neg_one = (PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to PY_LONG_LONG"); + return (PY_LONG_LONG)-1; + } + return (PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to PY_LONG_LONG"); + return (PY_LONG_LONG)-1; + } + return PyLong_AsUnsignedLongLong(x); + } else { + return PyLong_AsLongLong(x); + } + } else { + PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject* x) { + const signed long neg_one = (signed long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed long"); + return (signed long)-1; + } + return (signed long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed long"); + return (signed long)-1; + } + return PyLong_AsUnsignedLong(x); + } else { + return PyLong_AsLong(x); + } + } else { + signed long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (signed long)-1; + val = __Pyx_PyInt_AsSignedLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject* x) { + const signed PY_LONG_LONG neg_one = (signed PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed PY_LONG_LONG"); + return (signed PY_LONG_LONG)-1; + } + return (signed PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed PY_LONG_LONG"); + return (signed PY_LONG_LONG)-1; + } + return PyLong_AsUnsignedLongLong(x); + } else { + return PyLong_AsLongLong(x); + } + } else { + signed PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (signed PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsSignedLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static void __Pyx_WriteUnraisable(const char *name) { + PyObject *old_exc, *old_val, *old_tb; + PyObject *ctx; + __Pyx_ErrFetch(&old_exc, &old_val, &old_tb); + #if PY_MAJOR_VERSION < 3 + ctx = PyString_FromString(name); + #else + ctx = PyUnicode_FromString(name); + #endif + __Pyx_ErrRestore(old_exc, old_val, old_tb); + if (!ctx) { + PyErr_WriteUnraisable(Py_None); + } else { + PyErr_WriteUnraisable(ctx); + Py_DECREF(ctx); + } +} + +static int __Pyx_ExportFunction(const char *name, void (*f)(void), const char *sig) { + PyObject *d = 0; + PyObject *cobj = 0; + union { + void (*fp)(void); + void *p; + } tmp; + + d = PyObject_GetAttrString(__pyx_m, (char *)"__pyx_capi__"); + if (!d) { + PyErr_Clear(); + d = PyDict_New(); + if (!d) + goto bad; + Py_INCREF(d); + if (PyModule_AddObject(__pyx_m, (char *)"__pyx_capi__", d) < 0) + goto bad; + } + tmp.fp = f; +#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0) + cobj = PyCapsule_New(tmp.p, sig, 0); +#else + cobj = PyCObject_FromVoidPtrAndDesc(tmp.p, (void *)sig, 0); +#endif + if (!cobj) + goto bad; + if (PyDict_SetItemString(d, name, cobj) < 0) + goto bad; + Py_DECREF(cobj); + Py_DECREF(d); + return 0; +bad: + Py_XDECREF(cobj); + Py_XDECREF(d); + return -1; +} + +#ifndef __PYX_HAVE_RT_ImportType +#define __PYX_HAVE_RT_ImportType +static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, + long size, int strict) +{ + PyObject *py_module = 0; + PyObject *result = 0; + PyObject *py_name = 0; + char warning[200]; + + py_module = __Pyx_ImportModule(module_name); + if (!py_module) + goto bad; + #if PY_MAJOR_VERSION < 3 + py_name = PyString_FromString(class_name); + #else + py_name = PyUnicode_FromString(class_name); + #endif + if (!py_name) + goto bad; + result = PyObject_GetAttr(py_module, py_name); + Py_DECREF(py_name); + py_name = 0; + Py_DECREF(py_module); + py_module = 0; + if (!result) + goto bad; + if (!PyType_Check(result)) { + PyErr_Format(PyExc_TypeError, + "%s.%s is not a type object", + module_name, class_name); + goto bad; + } + if (!strict && ((PyTypeObject *)result)->tp_basicsize > size) { + PyOS_snprintf(warning, sizeof(warning), + "%s.%s size changed, may indicate binary incompatibility", + module_name, class_name); + #if PY_VERSION_HEX < 0x02050000 + PyErr_Warn(NULL, warning); + #else + PyErr_WarnEx(NULL, warning, 0); + #endif + } + else if (((PyTypeObject *)result)->tp_basicsize != size) { + PyErr_Format(PyExc_ValueError, + "%s.%s has the wrong size, try recompiling", + module_name, class_name); + goto bad; + } + return (PyTypeObject *)result; +bad: + Py_XDECREF(py_module); + Py_XDECREF(result); + return 0; +} +#endif + +#ifndef __PYX_HAVE_RT_ImportModule +#define __PYX_HAVE_RT_ImportModule +static PyObject *__Pyx_ImportModule(const char *name) { + PyObject *py_name = 0; + PyObject *py_module = 0; + + #if PY_MAJOR_VERSION < 3 + py_name = PyString_FromString(name); + #else + py_name = PyUnicode_FromString(name); + #endif + if (!py_name) + goto bad; + py_module = PyImport_Import(py_name); + Py_DECREF(py_name); + return py_module; +bad: + Py_XDECREF(py_name); + return 0; +} +#endif + +#include "compile.h" +#include "frameobject.h" +#include "traceback.h" + +static void __Pyx_AddTraceback(const char *funcname) { + PyObject *py_srcfile = 0; + PyObject *py_funcname = 0; + PyObject *py_globals = 0; + PyCodeObject *py_code = 0; + PyFrameObject *py_frame = 0; + + #if PY_MAJOR_VERSION < 3 + py_srcfile = PyString_FromString(__pyx_filename); + #else + py_srcfile = PyUnicode_FromString(__pyx_filename); + #endif + if (!py_srcfile) goto bad; + if (__pyx_clineno) { + #if PY_MAJOR_VERSION < 3 + py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno); + #else + py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno); + #endif + } + else { + #if PY_MAJOR_VERSION < 3 + py_funcname = PyString_FromString(funcname); + #else + py_funcname = PyUnicode_FromString(funcname); + #endif + } + if (!py_funcname) goto bad; + py_globals = PyModule_GetDict(__pyx_m); + if (!py_globals) goto bad; + py_code = PyCode_New( + 0, /*int argcount,*/ + #if PY_MAJOR_VERSION >= 3 + 0, /*int kwonlyargcount,*/ + #endif + 0, /*int nlocals,*/ + 0, /*int stacksize,*/ + 0, /*int flags,*/ + __pyx_empty_bytes, /*PyObject *code,*/ + __pyx_empty_tuple, /*PyObject *consts,*/ + __pyx_empty_tuple, /*PyObject *names,*/ + __pyx_empty_tuple, /*PyObject *varnames,*/ + __pyx_empty_tuple, /*PyObject *freevars,*/ + __pyx_empty_tuple, /*PyObject *cellvars,*/ + py_srcfile, /*PyObject *filename,*/ + py_funcname, /*PyObject *name,*/ + __pyx_lineno, /*int firstlineno,*/ + __pyx_empty_bytes /*PyObject *lnotab*/ + ); + if (!py_code) goto bad; + py_frame = PyFrame_New( + PyThreadState_GET(), /*PyThreadState *tstate,*/ + py_code, /*PyCodeObject *code,*/ + py_globals, /*PyObject *globals,*/ + 0 /*PyObject *locals*/ + ); + if (!py_frame) goto bad; + py_frame->f_lineno = __pyx_lineno; + PyTraceBack_Here(py_frame); +bad: + Py_XDECREF(py_srcfile); + Py_XDECREF(py_funcname); + Py_XDECREF(py_code); + Py_XDECREF(py_frame); +} + +static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) { + while (t->p) { + #if PY_MAJOR_VERSION < 3 + if (t->is_unicode) { + *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL); + } else if (t->intern) { + *t->p = PyString_InternFromString(t->s); + } else { + *t->p = PyString_FromStringAndSize(t->s, t->n - 1); + } + #else /* Python 3+ has unicode identifiers */ + if (t->is_unicode | t->is_str) { + if (t->intern) { + *t->p = PyUnicode_InternFromString(t->s); + } else if (t->encoding) { + *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL); + } else { + *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1); + } + } else { + *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1); + } + #endif + if (!*t->p) + return -1; + ++t; + } + return 0; +} + +/* Type Conversion Functions */ + +static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) { + int is_true = x == Py_True; + if (is_true | (x == Py_False) | (x == Py_None)) return is_true; + else return PyObject_IsTrue(x); +} + +static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) { + PyNumberMethods *m; + const char *name = NULL; + PyObject *res = NULL; +#if PY_VERSION_HEX < 0x03000000 + if (PyInt_Check(x) || PyLong_Check(x)) +#else + if (PyLong_Check(x)) +#endif + return Py_INCREF(x), x; + m = Py_TYPE(x)->tp_as_number; +#if PY_VERSION_HEX < 0x03000000 + if (m && m->nb_int) { + name = "int"; + res = PyNumber_Int(x); + } + else if (m && m->nb_long) { + name = "long"; + res = PyNumber_Long(x); + } +#else + if (m && m->nb_int) { + name = "int"; + res = PyNumber_Long(x); + } +#endif + if (res) { +#if PY_VERSION_HEX < 0x03000000 + if (!PyInt_Check(res) && !PyLong_Check(res)) { +#else + if (!PyLong_Check(res)) { +#endif + PyErr_Format(PyExc_TypeError, + "__%s__ returned non-%s (type %.200s)", + name, name, Py_TYPE(res)->tp_name); + Py_DECREF(res); + return NULL; + } + } + else if (!PyErr_Occurred()) { + PyErr_SetString(PyExc_TypeError, + "an integer is required"); + } + return res; +} + +static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) { + Py_ssize_t ival; + PyObject* x = PyNumber_Index(b); + if (!x) return -1; + ival = PyInt_AsSsize_t(x); + Py_DECREF(x); + return ival; +} + +static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) { +#if PY_VERSION_HEX < 0x02050000 + if (ival <= LONG_MAX) + return PyInt_FromLong((long)ival); + else { + unsigned char *bytes = (unsigned char *) &ival; + int one = 1; int little = (int)*(unsigned char*)&one; + return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0); + } +#else + return PyInt_FromSize_t(ival); +#endif +} + +static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) { + unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x); + if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) { + return (size_t)-1; + } else if (unlikely(val != (unsigned PY_LONG_LONG)(size_t)val)) { + PyErr_SetString(PyExc_OverflowError, + "value too large to convert to size_t"); + return (size_t)-1; + } + return (size_t)val; +} + + +#endif /* Py_PYTHON_H */ diff --git a/samples/C/sgd_fast.c b/samples/C/sgd_fast.c new file mode 100644 index 00000000..f85b9592 --- /dev/null +++ b/samples/C/sgd_fast.c @@ -0,0 +1,15669 @@ +/* Generated by Cython 0.17.4 on Mon Jan 7 18:29:40 2013 */ + +#define PY_SSIZE_T_CLEAN +#include "Python.h" +#ifndef Py_PYTHON_H + #error Python headers needed to compile C extensions, please install development version of Python. +#elif PY_VERSION_HEX < 0x02040000 + #error Cython requires Python 2.4+. +#else +#include /* For offsetof */ +#ifndef offsetof +#define offsetof(type, member) ( (size_t) & ((type*)0) -> member ) +#endif +#if !defined(WIN32) && !defined(MS_WINDOWS) + #ifndef __stdcall + #define __stdcall + #endif + #ifndef __cdecl + #define __cdecl + #endif + #ifndef __fastcall + #define __fastcall + #endif +#endif +#ifndef DL_IMPORT + #define DL_IMPORT(t) t +#endif +#ifndef DL_EXPORT + #define DL_EXPORT(t) t +#endif +#ifndef PY_LONG_LONG + #define PY_LONG_LONG LONG_LONG +#endif +#ifndef Py_HUGE_VAL + #define Py_HUGE_VAL HUGE_VAL +#endif +#ifdef PYPY_VERSION +#define CYTHON_COMPILING_IN_PYPY 1 +#define CYTHON_COMPILING_IN_CPYTHON 0 +#else +#define CYTHON_COMPILING_IN_PYPY 0 +#define CYTHON_COMPILING_IN_CPYTHON 1 +#endif +#if PY_VERSION_HEX < 0x02050000 + typedef int Py_ssize_t; + #define PY_SSIZE_T_MAX INT_MAX + #define PY_SSIZE_T_MIN INT_MIN + #define PY_FORMAT_SIZE_T "" + #define CYTHON_FORMAT_SSIZE_T "" + #define PyInt_FromSsize_t(z) PyInt_FromLong(z) + #define PyInt_AsSsize_t(o) __Pyx_PyInt_AsInt(o) + #define PyNumber_Index(o) ((PyNumber_Check(o) && !PyFloat_Check(o)) ? PyNumber_Int(o) : \ + (PyErr_Format(PyExc_TypeError, \ + "expected index value, got %.200s", Py_TYPE(o)->tp_name), \ + (PyObject*)0)) + #define __Pyx_PyIndex_Check(o) (PyNumber_Check(o) && !PyFloat_Check(o) && \ + !PyComplex_Check(o)) + #define PyIndex_Check __Pyx_PyIndex_Check + #define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message) + #define __PYX_BUILD_PY_SSIZE_T "i" +#else + #define __PYX_BUILD_PY_SSIZE_T "n" + #define CYTHON_FORMAT_SSIZE_T "z" + #define __Pyx_PyIndex_Check PyIndex_Check +#endif +#if PY_VERSION_HEX < 0x02060000 + #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt) + #define Py_TYPE(ob) (((PyObject*)(ob))->ob_type) + #define Py_SIZE(ob) (((PyVarObject*)(ob))->ob_size) + #define PyVarObject_HEAD_INIT(type, size) \ + PyObject_HEAD_INIT(type) size, + #define PyType_Modified(t) + typedef struct { + void *buf; + PyObject *obj; + Py_ssize_t len; + Py_ssize_t itemsize; + int readonly; + int ndim; + char *format; + Py_ssize_t *shape; + Py_ssize_t *strides; + Py_ssize_t *suboffsets; + void *internal; + } Py_buffer; + #define PyBUF_SIMPLE 0 + #define PyBUF_WRITABLE 0x0001 + #define PyBUF_FORMAT 0x0004 + #define PyBUF_ND 0x0008 + #define PyBUF_STRIDES (0x0010 | PyBUF_ND) + #define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES) + #define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES) + #define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES) + #define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES) + #define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_FORMAT | PyBUF_WRITABLE) + #define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_FORMAT | PyBUF_WRITABLE) + typedef int (*getbufferproc)(PyObject *, Py_buffer *, int); + typedef void (*releasebufferproc)(PyObject *, Py_buffer *); +#endif +#if PY_MAJOR_VERSION < 3 + #define __Pyx_BUILTIN_MODULE_NAME "__builtin__" + #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \ + PyCode_New(a, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) +#else + #define __Pyx_BUILTIN_MODULE_NAME "builtins" + #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \ + PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) +#endif +#if PY_MAJOR_VERSION < 3 && PY_MINOR_VERSION < 6 + #define PyUnicode_FromString(s) PyUnicode_Decode(s, strlen(s), "UTF-8", "strict") +#endif +#if PY_MAJOR_VERSION >= 3 + #define Py_TPFLAGS_CHECKTYPES 0 + #define Py_TPFLAGS_HAVE_INDEX 0 +#endif +#if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3) + #define Py_TPFLAGS_HAVE_NEWBUFFER 0 +#endif +#if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND) + #define CYTHON_PEP393_ENABLED 1 + #define __Pyx_PyUnicode_READY(op) (likely(PyUnicode_IS_READY(op)) ? \ + 0 : _PyUnicode_Ready((PyObject *)(op))) + #define __Pyx_PyUnicode_GET_LENGTH(u) PyUnicode_GET_LENGTH(u) + #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i) + #define __Pyx_PyUnicode_READ(k, d, i) PyUnicode_READ(k, d, i) +#else + #define CYTHON_PEP393_ENABLED 0 + #define __Pyx_PyUnicode_READY(op) (0) + #define __Pyx_PyUnicode_GET_LENGTH(u) PyUnicode_GET_SIZE(u) + #define __Pyx_PyUnicode_READ_CHAR(u, i) ((Py_UCS4)(PyUnicode_AS_UNICODE(u)[i])) + #define __Pyx_PyUnicode_READ(k, d, i) ((k=k), (Py_UCS4)(((Py_UNICODE*)d)[i])) +#endif +#if PY_MAJOR_VERSION >= 3 + #define PyBaseString_Type PyUnicode_Type + #define PyStringObject PyUnicodeObject + #define PyString_Type PyUnicode_Type + #define PyString_Check PyUnicode_Check + #define PyString_CheckExact PyUnicode_CheckExact +#endif +#if PY_VERSION_HEX < 0x02060000 + #define PyBytesObject PyStringObject + #define PyBytes_Type PyString_Type + #define PyBytes_Check PyString_Check + #define PyBytes_CheckExact PyString_CheckExact + #define PyBytes_FromString PyString_FromString + #define PyBytes_FromStringAndSize PyString_FromStringAndSize + #define PyBytes_FromFormat PyString_FromFormat + #define PyBytes_DecodeEscape PyString_DecodeEscape + #define PyBytes_AsString PyString_AsString + #define PyBytes_AsStringAndSize PyString_AsStringAndSize + #define PyBytes_Size PyString_Size + #define PyBytes_AS_STRING PyString_AS_STRING + #define PyBytes_GET_SIZE PyString_GET_SIZE + #define PyBytes_Repr PyString_Repr + #define PyBytes_Concat PyString_Concat + #define PyBytes_ConcatAndDel PyString_ConcatAndDel +#endif +#if PY_VERSION_HEX < 0x02060000 + #define PySet_Check(obj) PyObject_TypeCheck(obj, &PySet_Type) + #define PyFrozenSet_Check(obj) PyObject_TypeCheck(obj, &PyFrozenSet_Type) +#endif +#ifndef PySet_CheckExact + #define PySet_CheckExact(obj) (Py_TYPE(obj) == &PySet_Type) +#endif +#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type) +#if PY_MAJOR_VERSION >= 3 + #define PyIntObject PyLongObject + #define PyInt_Type PyLong_Type + #define PyInt_Check(op) PyLong_Check(op) + #define PyInt_CheckExact(op) PyLong_CheckExact(op) + #define PyInt_FromString PyLong_FromString + #define PyInt_FromUnicode PyLong_FromUnicode + #define PyInt_FromLong PyLong_FromLong + #define PyInt_FromSize_t PyLong_FromSize_t + #define PyInt_FromSsize_t PyLong_FromSsize_t + #define PyInt_AsLong PyLong_AsLong + #define PyInt_AS_LONG PyLong_AS_LONG + #define PyInt_AsSsize_t PyLong_AsSsize_t + #define PyInt_AsUnsignedLongMask PyLong_AsUnsignedLongMask + #define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask +#endif +#if PY_MAJOR_VERSION >= 3 + #define PyBoolObject PyLongObject +#endif +#if PY_VERSION_HEX < 0x03020000 + typedef long Py_hash_t; + #define __Pyx_PyInt_FromHash_t PyInt_FromLong + #define __Pyx_PyInt_AsHash_t PyInt_AsLong +#else + #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t + #define __Pyx_PyInt_AsHash_t PyInt_AsSsize_t +#endif +#if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300) + #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b) + #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value) + #define __Pyx_PySequence_DelSlice(obj, a, b) PySequence_DelSlice(obj, a, b) +#else + #define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0))) + #define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1))) + #define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \ + (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \ + (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \ + (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1))) +#endif +#if PY_MAJOR_VERSION >= 3 + #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func)) +#endif +#if PY_VERSION_HEX < 0x02050000 + #define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),((char *)(n))) + #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a)) + #define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),((char *)(n))) +#else + #define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),(n)) + #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a)) + #define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),(n)) +#endif +#if PY_VERSION_HEX < 0x02050000 + #define __Pyx_NAMESTR(n) ((char *)(n)) + #define __Pyx_DOCSTR(n) ((char *)(n)) +#else + #define __Pyx_NAMESTR(n) (n) + #define __Pyx_DOCSTR(n) (n) +#endif + + +#if PY_MAJOR_VERSION >= 3 + #define __Pyx_PyNumber_Divide(x,y) PyNumber_TrueDivide(x,y) + #define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceTrueDivide(x,y) +#else + #define __Pyx_PyNumber_Divide(x,y) PyNumber_Divide(x,y) + #define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceDivide(x,y) +#endif + +#ifndef __PYX_EXTERN_C + #ifdef __cplusplus + #define __PYX_EXTERN_C extern "C" + #else + #define __PYX_EXTERN_C extern + #endif +#endif + +#if defined(WIN32) || defined(MS_WINDOWS) +#define _USE_MATH_DEFINES +#endif +#include +#define __PYX_HAVE__sklearn__linear_model__sgd_fast +#define __PYX_HAVE_API__sklearn__linear_model__sgd_fast +#include "math.h" +#include "stdio.h" +#include "stdlib.h" +#include "numpy/arrayobject.h" +#include "numpy/ufuncobject.h" +#ifdef _OPENMP +#include +#endif /* _OPENMP */ + +#ifdef PYREX_WITHOUT_ASSERTIONS +#define CYTHON_WITHOUT_ASSERTIONS +#endif + + +/* inline attribute */ +#ifndef CYTHON_INLINE + #if defined(__GNUC__) + #define CYTHON_INLINE __inline__ + #elif defined(_MSC_VER) + #define CYTHON_INLINE __inline + #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L + #define CYTHON_INLINE inline + #else + #define CYTHON_INLINE + #endif +#endif + +/* unused attribute */ +#ifndef CYTHON_UNUSED +# if defined(__GNUC__) +# if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)) +# define CYTHON_UNUSED __attribute__ ((__unused__)) +# else +# define CYTHON_UNUSED +# endif +# elif defined(__ICC) || (defined(__INTEL_COMPILER) && !defined(_MSC_VER)) +# define CYTHON_UNUSED __attribute__ ((__unused__)) +# else +# define CYTHON_UNUSED +# endif +#endif + +typedef struct {PyObject **p; char *s; const long n; const char* encoding; const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/ + + +/* Type Conversion Predeclarations */ + +#define __Pyx_PyBytes_FromUString(s) PyBytes_FromString((char*)s) +#define __Pyx_PyBytes_AsUString(s) ((unsigned char*) PyBytes_AsString(s)) + +#define __Pyx_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None) +#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False)) +static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*); +static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x); + +static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*); +static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t); +static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*); + +#if CYTHON_COMPILING_IN_CPYTHON +#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x)) +#else +#define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x) +#endif +#define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x)) + +#ifdef __GNUC__ + /* Test for GCC > 2.95 */ + #if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)) + #define likely(x) __builtin_expect(!!(x), 1) + #define unlikely(x) __builtin_expect(!!(x), 0) + #else /* __GNUC__ > 2 ... */ + #define likely(x) (x) + #define unlikely(x) (x) + #endif /* __GNUC__ > 2 ... */ +#else /* __GNUC__ */ + #define likely(x) (x) + #define unlikely(x) (x) +#endif /* __GNUC__ */ + +static PyObject *__pyx_m; +static PyObject *__pyx_b; +static PyObject *__pyx_empty_tuple; +static PyObject *__pyx_empty_bytes; +static int __pyx_lineno; +static int __pyx_clineno = 0; +static const char * __pyx_cfilenm= __FILE__; +static const char *__pyx_filename; + +#if !defined(CYTHON_CCOMPLEX) + #if defined(__cplusplus) + #define CYTHON_CCOMPLEX 1 + #elif defined(_Complex_I) + #define CYTHON_CCOMPLEX 1 + #else + #define CYTHON_CCOMPLEX 0 + #endif +#endif +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + #include + #else + #include + #endif +#endif +#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__) + #undef _Complex_I + #define _Complex_I 1.0fj +#endif + + +static const char *__pyx_f[] = { + "sgd_fast.pyx", + "numpy.pxd", + "type.pxd", + "weight_vector.pxd", + "seq_dataset.pxd", +}; +#define IS_UNSIGNED(type) (((type) -1) > 0) +struct __Pyx_StructField_; +#define __PYX_BUF_FLAGS_PACKED_STRUCT (1 << 0) +typedef struct { + const char* name; /* for error messages only */ + struct __Pyx_StructField_* fields; + size_t size; /* sizeof(type) */ + size_t arraysize[8]; /* length of array in each dimension */ + int ndim; + char typegroup; /* _R_eal, _C_omplex, Signed _I_nt, _U_nsigned int, _S_truct, _P_ointer, _O_bject, c_H_ar */ + char is_unsigned; + int flags; +} __Pyx_TypeInfo; +typedef struct __Pyx_StructField_ { + __Pyx_TypeInfo* type; + const char* name; + size_t offset; +} __Pyx_StructField; +typedef struct { + __Pyx_StructField* field; + size_t parent_offset; +} __Pyx_BufFmt_StackElem; +typedef struct { + __Pyx_StructField root; + __Pyx_BufFmt_StackElem* head; + size_t fmt_offset; + size_t new_count, enc_count; + size_t struct_alignment; + int is_complex; + char enc_type; + char new_packmode; + char enc_packmode; + char is_valid_array; +} __Pyx_BufFmt_Context; + + +/* "numpy.pxd":723 + * # in Cython to enable them only on the right systems. + * + * ctypedef npy_int8 int8_t # <<<<<<<<<<<<<< + * ctypedef npy_int16 int16_t + * ctypedef npy_int32 int32_t + */ +typedef npy_int8 __pyx_t_5numpy_int8_t; + +/* "numpy.pxd":724 + * + * ctypedef npy_int8 int8_t + * ctypedef npy_int16 int16_t # <<<<<<<<<<<<<< + * ctypedef npy_int32 int32_t + * ctypedef npy_int64 int64_t + */ +typedef npy_int16 __pyx_t_5numpy_int16_t; + +/* "numpy.pxd":725 + * ctypedef npy_int8 int8_t + * ctypedef npy_int16 int16_t + * ctypedef npy_int32 int32_t # <<<<<<<<<<<<<< + * ctypedef npy_int64 int64_t + * #ctypedef npy_int96 int96_t + */ +typedef npy_int32 __pyx_t_5numpy_int32_t; + +/* "numpy.pxd":726 + * ctypedef npy_int16 int16_t + * ctypedef npy_int32 int32_t + * ctypedef npy_int64 int64_t # <<<<<<<<<<<<<< + * #ctypedef npy_int96 int96_t + * #ctypedef npy_int128 int128_t + */ +typedef npy_int64 __pyx_t_5numpy_int64_t; + +/* "numpy.pxd":730 + * #ctypedef npy_int128 int128_t + * + * ctypedef npy_uint8 uint8_t # <<<<<<<<<<<<<< + * ctypedef npy_uint16 uint16_t + * ctypedef npy_uint32 uint32_t + */ +typedef npy_uint8 __pyx_t_5numpy_uint8_t; + +/* "numpy.pxd":731 + * + * ctypedef npy_uint8 uint8_t + * ctypedef npy_uint16 uint16_t # <<<<<<<<<<<<<< + * ctypedef npy_uint32 uint32_t + * ctypedef npy_uint64 uint64_t + */ +typedef npy_uint16 __pyx_t_5numpy_uint16_t; + +/* "numpy.pxd":732 + * ctypedef npy_uint8 uint8_t + * ctypedef npy_uint16 uint16_t + * ctypedef npy_uint32 uint32_t # <<<<<<<<<<<<<< + * ctypedef npy_uint64 uint64_t + * #ctypedef npy_uint96 uint96_t + */ +typedef npy_uint32 __pyx_t_5numpy_uint32_t; + +/* "numpy.pxd":733 + * ctypedef npy_uint16 uint16_t + * ctypedef npy_uint32 uint32_t + * ctypedef npy_uint64 uint64_t # <<<<<<<<<<<<<< + * #ctypedef npy_uint96 uint96_t + * #ctypedef npy_uint128 uint128_t + */ +typedef npy_uint64 __pyx_t_5numpy_uint64_t; + +/* "numpy.pxd":737 + * #ctypedef npy_uint128 uint128_t + * + * ctypedef npy_float32 float32_t # <<<<<<<<<<<<<< + * ctypedef npy_float64 float64_t + * #ctypedef npy_float80 float80_t + */ +typedef npy_float32 __pyx_t_5numpy_float32_t; + +/* "numpy.pxd":738 + * + * ctypedef npy_float32 float32_t + * ctypedef npy_float64 float64_t # <<<<<<<<<<<<<< + * #ctypedef npy_float80 float80_t + * #ctypedef npy_float128 float128_t + */ +typedef npy_float64 __pyx_t_5numpy_float64_t; + +/* "numpy.pxd":747 + * # The int types are mapped a bit surprising -- + * # numpy.int corresponds to 'l' and numpy.long to 'q' + * ctypedef npy_long int_t # <<<<<<<<<<<<<< + * ctypedef npy_longlong long_t + * ctypedef npy_longlong longlong_t + */ +typedef npy_long __pyx_t_5numpy_int_t; + +/* "numpy.pxd":748 + * # numpy.int corresponds to 'l' and numpy.long to 'q' + * ctypedef npy_long int_t + * ctypedef npy_longlong long_t # <<<<<<<<<<<<<< + * ctypedef npy_longlong longlong_t + * + */ +typedef npy_longlong __pyx_t_5numpy_long_t; + +/* "numpy.pxd":749 + * ctypedef npy_long int_t + * ctypedef npy_longlong long_t + * ctypedef npy_longlong longlong_t # <<<<<<<<<<<<<< + * + * ctypedef npy_ulong uint_t + */ +typedef npy_longlong __pyx_t_5numpy_longlong_t; + +/* "numpy.pxd":751 + * ctypedef npy_longlong longlong_t + * + * ctypedef npy_ulong uint_t # <<<<<<<<<<<<<< + * ctypedef npy_ulonglong ulong_t + * ctypedef npy_ulonglong ulonglong_t + */ +typedef npy_ulong __pyx_t_5numpy_uint_t; + +/* "numpy.pxd":752 + * + * ctypedef npy_ulong uint_t + * ctypedef npy_ulonglong ulong_t # <<<<<<<<<<<<<< + * ctypedef npy_ulonglong ulonglong_t + * + */ +typedef npy_ulonglong __pyx_t_5numpy_ulong_t; + +/* "numpy.pxd":753 + * ctypedef npy_ulong uint_t + * ctypedef npy_ulonglong ulong_t + * ctypedef npy_ulonglong ulonglong_t # <<<<<<<<<<<<<< + * + * ctypedef npy_intp intp_t + */ +typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t; + +/* "numpy.pxd":755 + * ctypedef npy_ulonglong ulonglong_t + * + * ctypedef npy_intp intp_t # <<<<<<<<<<<<<< + * ctypedef npy_uintp uintp_t + * + */ +typedef npy_intp __pyx_t_5numpy_intp_t; + +/* "numpy.pxd":756 + * + * ctypedef npy_intp intp_t + * ctypedef npy_uintp uintp_t # <<<<<<<<<<<<<< + * + * ctypedef npy_double float_t + */ +typedef npy_uintp __pyx_t_5numpy_uintp_t; + +/* "numpy.pxd":758 + * ctypedef npy_uintp uintp_t + * + * ctypedef npy_double float_t # <<<<<<<<<<<<<< + * ctypedef npy_double double_t + * ctypedef npy_longdouble longdouble_t + */ +typedef npy_double __pyx_t_5numpy_float_t; + +/* "numpy.pxd":759 + * + * ctypedef npy_double float_t + * ctypedef npy_double double_t # <<<<<<<<<<<<<< + * ctypedef npy_longdouble longdouble_t + * + */ +typedef npy_double __pyx_t_5numpy_double_t; + +/* "numpy.pxd":760 + * ctypedef npy_double float_t + * ctypedef npy_double double_t + * ctypedef npy_longdouble longdouble_t # <<<<<<<<<<<<<< + * + * ctypedef npy_cfloat cfloat_t + */ +typedef npy_longdouble __pyx_t_5numpy_longdouble_t; + +/* "sklearn/utils/weight_vector.pxd":10 + * + * + * ctypedef np.float64_t DOUBLE # <<<<<<<<<<<<<< + * ctypedef np.int32_t INTEGER + * + */ +typedef __pyx_t_5numpy_float64_t __pyx_t_7sklearn_5utils_13weight_vector_DOUBLE; + +/* "sklearn/utils/weight_vector.pxd":11 + * + * ctypedef np.float64_t DOUBLE + * ctypedef np.int32_t INTEGER # <<<<<<<<<<<<<< + * + * + */ +typedef __pyx_t_5numpy_int32_t __pyx_t_7sklearn_5utils_13weight_vector_INTEGER; + +/* "sklearn/utils/seq_dataset.pxd":5 + * cimport numpy as np + * + * ctypedef np.float64_t DOUBLE # <<<<<<<<<<<<<< + * ctypedef np.int32_t INTEGER + * + */ +typedef __pyx_t_5numpy_float64_t __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE; + +/* "sklearn/utils/seq_dataset.pxd":6 + * + * ctypedef np.float64_t DOUBLE + * ctypedef np.int32_t INTEGER # <<<<<<<<<<<<<< + * + * + */ +typedef __pyx_t_5numpy_int32_t __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER; + +/* "sklearn/linear_model/sgd_fast.pyx":25 + * + * + * ctypedef np.float64_t DOUBLE # <<<<<<<<<<<<<< + * ctypedef np.int32_t INTEGER + * + */ +typedef __pyx_t_5numpy_float64_t __pyx_t_7sklearn_12linear_model_8sgd_fast_DOUBLE; + +/* "sklearn/linear_model/sgd_fast.pyx":26 + * + * ctypedef np.float64_t DOUBLE + * ctypedef np.int32_t INTEGER # <<<<<<<<<<<<<< + * + * + */ +typedef __pyx_t_5numpy_int32_t __pyx_t_7sklearn_12linear_model_8sgd_fast_INTEGER; +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + typedef ::std::complex< float > __pyx_t_float_complex; + #else + typedef float _Complex __pyx_t_float_complex; + #endif +#else + typedef struct { float real, imag; } __pyx_t_float_complex; +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + typedef ::std::complex< double > __pyx_t_double_complex; + #else + typedef double _Complex __pyx_t_double_complex; + #endif +#else + typedef struct { double real, imag; } __pyx_t_double_complex; +#endif + + +/*--- Type declarations ---*/ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber; +struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification; +struct __pyx_obj_7sklearn_5utils_11seq_dataset_CSRDataset; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge; +struct __pyx_obj_7sklearn_5utils_11seq_dataset_ArrayDataset; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; +struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss; +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + +/* "numpy.pxd":762 + * ctypedef npy_longdouble longdouble_t + * + * ctypedef npy_cfloat cfloat_t # <<<<<<<<<<<<<< + * ctypedef npy_cdouble cdouble_t + * ctypedef npy_clongdouble clongdouble_t + */ +typedef npy_cfloat __pyx_t_5numpy_cfloat_t; + +/* "numpy.pxd":763 + * + * ctypedef npy_cfloat cfloat_t + * ctypedef npy_cdouble cdouble_t # <<<<<<<<<<<<<< + * ctypedef npy_clongdouble clongdouble_t + * + */ +typedef npy_cdouble __pyx_t_5numpy_cdouble_t; + +/* "numpy.pxd":764 + * ctypedef npy_cfloat cfloat_t + * ctypedef npy_cdouble cdouble_t + * ctypedef npy_clongdouble clongdouble_t # <<<<<<<<<<<<<< + * + * ctypedef npy_cdouble complex_t + */ +typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t; + +/* "numpy.pxd":766 + * ctypedef npy_clongdouble clongdouble_t + * + * ctypedef npy_cdouble complex_t # <<<<<<<<<<<<<< + * + * cdef inline object PyArray_MultiIterNew1(a): + */ +typedef npy_cdouble __pyx_t_5numpy_complex_t; + +/* "sklearn/linear_model/sgd_fast.pyx":46 + * # ---------------------------------------- + * + * cdef class LossFunction: # <<<<<<<<<<<<<< + * """Base class for convex loss functions""" + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction { + PyObject_HEAD + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *__pyx_vtab; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":84 + * + * + * cdef class Regression(LossFunction): # <<<<<<<<<<<<<< + * """Base class for loss functions for regression""" + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":235 + * + * + * cdef class Huber(Regression): # <<<<<<<<<<<<<< + * """Huber regression loss + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; + double c; +}; + + +/* "sklearn/utils/seq_dataset.pxd":9 + * + * + * cdef class SequentialDataset: # <<<<<<<<<<<<<< + * cdef Py_ssize_t n_samples + * + */ +struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset { + PyObject_HEAD + struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset *__pyx_vtab; + Py_ssize_t n_samples; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":271 + * + * + * cdef class EpsilonInsensitive(Regression): # <<<<<<<<<<<<<< + * """Epsilon-Insensitive loss (used by SVR). + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; + double epsilon; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":94 + * + * + * cdef class Classification(LossFunction): # <<<<<<<<<<<<<< + * """Base class for loss functions for classification""" + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; +}; + + +/* "sklearn/utils/seq_dataset.pxd":34 + * + * + * cdef class CSRDataset(SequentialDataset): # <<<<<<<<<<<<<< + * cdef int current_index + * cdef int stride + */ +struct __pyx_obj_7sklearn_5utils_11seq_dataset_CSRDataset { + struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset __pyx_base; + int current_index; + int stride; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *X_data_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *X_indptr_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *X_indices_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *Y_data_ptr; + PyArrayObject *feature_indices; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *feature_indices_ptr; + PyArrayObject *index; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *index_data_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *sample_weight_data; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":198 + * + * + * cdef class Log(Classification): # <<<<<<<<<<<<<< + * """Logistic regression loss for binary classification with y in {-1, 1}""" + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":134 + * + * + * cdef class Hinge(Classification): # <<<<<<<<<<<<<< + * """Hinge loss for binary classification tasks with y in {-1,1} + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; + double threshold; +}; + + +/* "sklearn/utils/seq_dataset.pxd":17 + * + * + * cdef class ArrayDataset(SequentialDataset): # <<<<<<<<<<<<<< + * cdef Py_ssize_t n_features + * cdef int current_index + */ +struct __pyx_obj_7sklearn_5utils_11seq_dataset_ArrayDataset { + struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset __pyx_base; + Py_ssize_t n_features; + int current_index; + int stride; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *X_data_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *Y_data_ptr; + PyArrayObject *feature_indices; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *feature_indices_ptr; + PyArrayObject *index; + __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER *index_data_ptr; + __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *sample_weight_data; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":166 + * + * + * cdef class SquaredHinge(LossFunction): # <<<<<<<<<<<<<< + * """Squared Hinge loss for binary classification tasks with y in {-1,1} + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; + double threshold; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":104 + * + * + * cdef class ModifiedHuber(Classification): # <<<<<<<<<<<<<< + * """Modified Huber loss for binary classification with y in {-1, 1} + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; +}; + + +/* "sklearn/utils/weight_vector.pxd":14 + * + * + * cdef class WeightVector(object): # <<<<<<<<<<<<<< + * cdef np.ndarray w + * cdef DOUBLE *w_data_ptr + */ +struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector { + PyObject_HEAD + struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector *__pyx_vtab; + PyArrayObject *w; + __pyx_t_7sklearn_5utils_13weight_vector_DOUBLE *w_data_ptr; + double wscale; + Py_ssize_t n_features; + double sq_norm; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":223 + * + * + * cdef class SquaredLoss(Regression): # <<<<<<<<<<<<<< + * """Squared loss traditional used in linear regression.""" + * cpdef double loss(self, double p, double y): + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; +}; + + +/* "sklearn/linear_model/sgd_fast.pyx":298 + * + * + * cdef class SquaredEpsilonInsensitive(Regression): # <<<<<<<<<<<<<< + * """Epsilon-Insensitive loss. + * + */ +struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; + double epsilon; +}; + + + +/* "sklearn/linear_model/sgd_fast.pyx":46 + * # ---------------------------------------- + * + * cdef class LossFunction: # <<<<<<<<<<<<<< + * """Base class for convex loss functions""" + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction { + double (*loss)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch); + double (*dloss)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch); +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_LossFunction; + + +/* "sklearn/linear_model/sgd_fast.pyx":84 + * + * + * cdef class Regression(LossFunction): # <<<<<<<<<<<<<< + * """Base class for loss functions for regression""" + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Regression; + + +/* "sklearn/linear_model/sgd_fast.pyx":223 + * + * + * cdef class SquaredLoss(Regression): # <<<<<<<<<<<<<< + * """Squared loss traditional used in linear regression.""" + * cpdef double loss(self, double p, double y): + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredLoss { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredLoss *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredLoss; + + +/* "sklearn/linear_model/sgd_fast.pyx":94 + * + * + * cdef class Classification(LossFunction): # <<<<<<<<<<<<<< + * """Base class for loss functions for classification""" + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification; + + +/* "sklearn/linear_model/sgd_fast.pyx":104 + * + * + * cdef class ModifiedHuber(Classification): # <<<<<<<<<<<<<< + * """Modified Huber loss for binary classification with y in {-1, 1} + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_ModifiedHuber { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; + + +/* "sklearn/linear_model/sgd_fast.pyx":198 + * + * + * cdef class Log(Classification): # <<<<<<<<<<<<<< + * """Logistic regression loss for binary classification with y in {-1, 1}""" + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Log { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Log *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Log; + + +/* "sklearn/linear_model/sgd_fast.pyx":298 + * + * + * cdef class SquaredEpsilonInsensitive(Regression): # <<<<<<<<<<<<<< + * """Epsilon-Insensitive loss. + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + + +/* "sklearn/utils/seq_dataset.pxd":9 + * + * + * cdef class SequentialDataset: # <<<<<<<<<<<<<< + * cdef Py_ssize_t n_samples + * + */ + +struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset { + void (*next)(struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset *, __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE **, __pyx_t_7sklearn_5utils_11seq_dataset_INTEGER **, int *, __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *, __pyx_t_7sklearn_5utils_11seq_dataset_DOUBLE *); + void (*shuffle)(struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset *, PyObject *); +}; +static struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset *__pyx_vtabptr_7sklearn_5utils_11seq_dataset_SequentialDataset; + + +/* "sklearn/utils/seq_dataset.pxd":17 + * + * + * cdef class ArrayDataset(SequentialDataset): # <<<<<<<<<<<<<< + * cdef Py_ssize_t n_features + * cdef int current_index + */ + +struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_ArrayDataset { + struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_ArrayDataset *__pyx_vtabptr_7sklearn_5utils_11seq_dataset_ArrayDataset; + + +/* "sklearn/utils/seq_dataset.pxd":34 + * + * + * cdef class CSRDataset(SequentialDataset): # <<<<<<<<<<<<<< + * cdef int current_index + * cdef int stride + */ + +struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_CSRDataset { + struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_CSRDataset *__pyx_vtabptr_7sklearn_5utils_11seq_dataset_CSRDataset; + + +/* "sklearn/linear_model/sgd_fast.pyx":271 + * + * + * cdef class EpsilonInsensitive(Regression): # <<<<<<<<<<<<<< + * """Epsilon-Insensitive loss (used by SVR). + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; + + +/* "sklearn/linear_model/sgd_fast.pyx":166 + * + * + * cdef class SquaredHinge(LossFunction): # <<<<<<<<<<<<<< + * """Squared Hinge loss for binary classification tasks with y in {-1,1} + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredHinge { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredHinge *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredHinge; + + +/* "sklearn/linear_model/sgd_fast.pyx":235 + * + * + * cdef class Huber(Regression): # <<<<<<<<<<<<<< + * """Huber regression loss + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Huber { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Regression __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Huber *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Huber; + + +/* "sklearn/linear_model/sgd_fast.pyx":134 + * + * + * cdef class Hinge(Classification): # <<<<<<<<<<<<<< + * """Hinge loss for binary classification tasks with y in {-1,1} + * + */ + +struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Hinge { + struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification __pyx_base; +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Hinge *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Hinge; + + +/* "sklearn/utils/weight_vector.pxd":14 + * + * + * cdef class WeightVector(object): # <<<<<<<<<<<<<< + * cdef np.ndarray w + * cdef DOUBLE *w_data_ptr + */ + +struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector { + void (*add)(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *, __pyx_t_7sklearn_5utils_13weight_vector_DOUBLE *, __pyx_t_7sklearn_5utils_13weight_vector_INTEGER *, int, double); + double (*dot)(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *, __pyx_t_7sklearn_5utils_13weight_vector_DOUBLE *, __pyx_t_7sklearn_5utils_13weight_vector_INTEGER *, int); + void (*scale)(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *, double); + void (*reset_wscale)(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *); + double (*norm)(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *); 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r = NULL; __Pyx_DECREF(tmp);} while(0) +#define __Pyx_XCLEAR(r) do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0) + +static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name); /*proto*/ + +static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb); /*proto*/ +static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb); /*proto*/ + +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause); /*proto*/ + +static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact, + Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found); /*proto*/ + +static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name); /*proto*/ + +static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[], \ + PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args, \ + const char* function_name); /*proto*/ + +static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed, + const char *name, int exact); /*proto*/ + +static CYTHON_INLINE int __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj, + __Pyx_TypeInfo* dtype, int flags, int nd, int cast, __Pyx_BufFmt_StackElem* stack); +static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info); + +static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/ + +static void __Pyx_RaiseBufferFallbackError(void); /*proto*/ + +static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Generic(PyObject *o, PyObject* j) { + PyObject *r; + if (!j) return NULL; + r = PyObject_GetItem(o, j); + Py_DECREF(j); + return r; +} +#define __Pyx_GetItemInt_List(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \ + __Pyx_GetItemInt_List_Fast(o, i) : \ + __Pyx_GetItemInt_Generic(o, to_py_func(i))) +static CYTHON_INLINE PyObject *__Pyx_GetItemInt_List_Fast(PyObject *o, Py_ssize_t i) { +#if CYTHON_COMPILING_IN_CPYTHON + if (likely((0 <= i) & (i < PyList_GET_SIZE(o)))) { + PyObject *r = PyList_GET_ITEM(o, i); + Py_INCREF(r); + return r; 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+ if (likely((n >= 0) & (n < PyList_GET_SIZE(o)))) { + PyObject *r = PyList_GET_ITEM(o, n); + Py_INCREF(r); + return r; + } + } + else if (PyTuple_CheckExact(o)) { + Py_ssize_t n = (likely(i >= 0)) ? i : i + PyTuple_GET_SIZE(o); + if (likely((n >= 0) & (n < PyTuple_GET_SIZE(o)))) { + PyObject *r = PyTuple_GET_ITEM(o, n); + Py_INCREF(r); + return r; + } + } else { /* inlined PySequence_GetItem() */ + PySequenceMethods *m = Py_TYPE(o)->tp_as_sequence; + if (likely(m && m->sq_item)) { + if (unlikely(i < 0) && likely(m->sq_length)) { + Py_ssize_t l = m->sq_length(o); + if (unlikely(l < 0)) return NULL; + i += l; + } + return m->sq_item(o, i); + } + } +#else + if (PySequence_Check(o)) { + return PySequence_GetItem(o, i); + } +#endif + return __Pyx_GetItemInt_Generic(o, PyInt_FromSsize_t(i)); +} + +static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected); + +static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index); + +static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void); + +static CYTHON_INLINE int __Pyx_IterFinish(void); /*proto*/ + +static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected); /*proto*/ + +typedef struct { + Py_ssize_t shape, strides, suboffsets; +} __Pyx_Buf_DimInfo; +typedef struct { + size_t refcount; + Py_buffer pybuffer; +} __Pyx_Buffer; +typedef struct { + __Pyx_Buffer *rcbuffer; + char *data; + __Pyx_Buf_DimInfo diminfo[8]; +} __Pyx_LocalBuf_ND; + +#if PY_MAJOR_VERSION < 3 + static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags); + static void __Pyx_ReleaseBuffer(Py_buffer *view); +#else + #define __Pyx_GetBuffer PyObject_GetBuffer + #define __Pyx_ReleaseBuffer PyBuffer_Release +#endif + + +static Py_ssize_t __Pyx_zeros[] = {0, 0, 0, 0, 0, 0, 0, 0}; +static Py_ssize_t __Pyx_minusones[] = {-1, -1, -1, -1, -1, -1, -1, -1}; + +static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level); /*proto*/ + +static CYTHON_INLINE void __Pyx_RaiseImportError(PyObject *name); + +static int __Pyx_Print(PyObject*, PyObject *, int); /*proto*/ +#if CYTHON_COMPILING_IN_PYPY || PY_MAJOR_VERSION >= 3 +static PyObject* __pyx_print = 0; +static PyObject* __pyx_print_kwargs = 0; +#endif + +static int __Pyx_PrintOne(PyObject* stream, PyObject *o); /*proto*/ + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + #define __Pyx_CREAL(z) ((z).real()) + #define __Pyx_CIMAG(z) ((z).imag()) + #else + #define __Pyx_CREAL(z) (__real__(z)) + #define __Pyx_CIMAG(z) (__imag__(z)) + #endif +#else + #define __Pyx_CREAL(z) ((z).real) + #define __Pyx_CIMAG(z) ((z).imag) +#endif +#if defined(_WIN32) && defined(__cplusplus) && CYTHON_CCOMPLEX + #define __Pyx_SET_CREAL(z,x) ((z).real(x)) + #define __Pyx_SET_CIMAG(z,y) ((z).imag(y)) +#else + #define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x) + #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y) +#endif + +static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float); + +#if CYTHON_CCOMPLEX + #define __Pyx_c_eqf(a, b) ((a)==(b)) + #define __Pyx_c_sumf(a, b) ((a)+(b)) + #define __Pyx_c_difff(a, b) ((a)-(b)) + #define __Pyx_c_prodf(a, b) ((a)*(b)) + #define __Pyx_c_quotf(a, b) ((a)/(b)) + #define __Pyx_c_negf(a) (-(a)) + #ifdef __cplusplus + #define __Pyx_c_is_zerof(z) ((z)==(float)0) + #define __Pyx_c_conjf(z) (::std::conj(z)) + #if 1 + #define __Pyx_c_absf(z) (::std::abs(z)) + #define __Pyx_c_powf(a, b) (::std::pow(a, b)) + #endif + #else + #define __Pyx_c_is_zerof(z) ((z)==0) + #define __Pyx_c_conjf(z) (conjf(z)) + #if 1 + #define __Pyx_c_absf(z) (cabsf(z)) + #define __Pyx_c_powf(a, b) (cpowf(a, b)) + #endif + #endif +#else + static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex, __pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex); + static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex); + #if 1 + static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex); + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex, __pyx_t_float_complex); + #endif +#endif + +static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double); + +#if CYTHON_CCOMPLEX + #define __Pyx_c_eq(a, b) ((a)==(b)) + #define __Pyx_c_sum(a, b) ((a)+(b)) + #define __Pyx_c_diff(a, b) ((a)-(b)) + #define __Pyx_c_prod(a, b) ((a)*(b)) + #define __Pyx_c_quot(a, b) ((a)/(b)) + #define __Pyx_c_neg(a) (-(a)) + #ifdef __cplusplus + #define __Pyx_c_is_zero(z) ((z)==(double)0) + #define __Pyx_c_conj(z) (::std::conj(z)) + #if 1 + #define __Pyx_c_abs(z) (::std::abs(z)) + #define __Pyx_c_pow(a, b) (::std::pow(a, b)) + #endif + #else + #define __Pyx_c_is_zero(z) ((z)==0) + #define __Pyx_c_conj(z) (conj(z)) + #if 1 + #define __Pyx_c_abs(z) (cabs(z)) + #define __Pyx_c_pow(a, b) (cpow(a, b)) + #endif + #endif +#else + static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex, __pyx_t_double_complex); 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+ +static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject *); + +static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject *); + +static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject *); + +static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject *); + +static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject *); + +static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject *); + +static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject *); + +static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject *); + +static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject *); + +static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject *); + +static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject *); + +static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject *); + +static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject *); + +static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject *); + +static void __Pyx_WriteUnraisable(const char *name, int clineno, + int lineno, const char *filename); /*proto*/ + +static int __Pyx_check_binary_version(void); + +static int __Pyx_SetVtable(PyObject *dict, void *vtable); /*proto*/ + +#if !defined(__Pyx_PyIdentifier_FromString) +#if PY_MAJOR_VERSION < 3 + #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s) +#else + #define __Pyx_PyIdentifier_FromString(s) PyUnicode_FromString(s) +#endif +#endif + +static PyObject *__Pyx_ImportModule(const char *name); /*proto*/ + +static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict); /*proto*/ + +static void* __Pyx_GetVtable(PyObject *dict); /*proto*/ + +typedef struct { + int code_line; + PyCodeObject* code_object; +} __Pyx_CodeObjectCacheEntry; +struct __Pyx_CodeObjectCache { + int count; + int max_count; + __Pyx_CodeObjectCacheEntry* entries; +}; +static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL}; +static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line); +static PyCodeObject *__pyx_find_code_object(int code_line); +static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object); + +static void __Pyx_AddTraceback(const char *funcname, int c_line, + int py_line, const char *filename); /*proto*/ + +static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/ + + +/* Module declarations from 'libc.math' */ + +/* Module declarations from 'cpython.buffer' */ + +/* Module declarations from 'cpython.ref' */ + +/* Module declarations from 'libc.stdio' */ + +/* Module declarations from 'cpython.object' */ + +/* Module declarations from '__builtin__' */ + +/* Module declarations from 'cpython.type' */ +static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0; + +/* Module declarations from 'libc.stdlib' */ + +/* Module declarations from 'numpy' */ + +/* Module declarations from 'numpy' */ +static PyTypeObject *__pyx_ptype_5numpy_dtype = 0; +static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0; +static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0; +static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0; +static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0; +static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/ + +/* Module declarations from 'cython' */ + +/* Module declarations from 'sklearn.utils.weight_vector' */ +static PyTypeObject *__pyx_ptype_7sklearn_5utils_13weight_vector_WeightVector = 0; + +/* Module declarations from 'sklearn.utils.seq_dataset' */ +static PyTypeObject *__pyx_ptype_7sklearn_5utils_11seq_dataset_SequentialDataset = 0; +static PyTypeObject *__pyx_ptype_7sklearn_5utils_11seq_dataset_ArrayDataset = 0; +static PyTypeObject *__pyx_ptype_7sklearn_5utils_11seq_dataset_CSRDataset = 0; + +/* Module declarations from 'sklearn.linear_model.sgd_fast' */ +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_LossFunction = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_Regression = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_Classification = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_ModifiedHuber = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_Hinge = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredHinge = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_Log = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredLoss = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_Huber = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive = 0; +static PyTypeObject *__pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive = 0; +static CYTHON_INLINE double __pyx_f_7sklearn_12linear_model_8sgd_fast_max(double, double); /*proto*/ +static CYTHON_INLINE double __pyx_f_7sklearn_12linear_model_8sgd_fast_min(double, double); /*proto*/ +static double __pyx_f_7sklearn_12linear_model_8sgd_fast_sqnorm(__pyx_t_7sklearn_12linear_model_8sgd_fast_DOUBLE *, __pyx_t_7sklearn_12linear_model_8sgd_fast_INTEGER *, int); /*proto*/ +static void __pyx_f_7sklearn_12linear_model_8sgd_fast_l1penalty(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector *, __pyx_t_7sklearn_12linear_model_8sgd_fast_DOUBLE *, __pyx_t_7sklearn_12linear_model_8sgd_fast_INTEGER *, int, double); /*proto*/ +static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_7sklearn_12linear_model_8sgd_fast_DOUBLE = { "DOUBLE", NULL, sizeof(__pyx_t_7sklearn_12linear_model_8sgd_fast_DOUBLE), { 0 }, 0, 'R', 0, 0 }; +#define __Pyx_MODULE_NAME "sklearn.linear_model.sgd_fast" +int __pyx_module_is_main_sklearn__linear_model__sgd_fast = 0; + +/* Implementation of 'sklearn.linear_model.sgd_fast' */ +static PyObject *__pyx_builtin_NotImplementedError; +static PyObject *__pyx_builtin_range; +static PyObject *__pyx_builtin_ValueError; +static PyObject *__pyx_builtin_RuntimeError; +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_12LossFunction_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_12LossFunction_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_10Regression_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_10Regression_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_14Classification_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_14Classification_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_4__reduce__(CYTHON_UNUSED struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *__pyx_v_self); /* proto */ +static int __pyx_pf_7sklearn_12linear_model_8sgd_fast_5Hinge___init__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *__pyx_v_self, double __pyx_v_threshold); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Hinge_2loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Hinge_4dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Hinge_6__reduce__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *__pyx_v_self); /* proto */ +static int __pyx_pf_7sklearn_12linear_model_8sgd_fast_12SquaredHinge___init__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *__pyx_v_self, double __pyx_v_threshold); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_2loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_4dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_6__reduce__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *__pyx_v_self); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_3Log_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_3Log_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_3Log_4__reduce__(CYTHON_UNUSED struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log *__pyx_v_self); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_2dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_4__reduce__(CYTHON_UNUSED struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss *__pyx_v_self); /* proto */ +static int __pyx_pf_7sklearn_12linear_model_8sgd_fast_5Huber___init__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *__pyx_v_self, double __pyx_v_c); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Huber_2loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Huber_4dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_5Huber_6__reduce__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *__pyx_v_self); /* proto */ +static int __pyx_pf_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive___init__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *__pyx_v_self, double __pyx_v_epsilon); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_2loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_4dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_6__reduce__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *__pyx_v_self); /* proto */ +static int __pyx_pf_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive___init__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *__pyx_v_self, double __pyx_v_epsilon); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_2loss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_4dloss(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *__pyx_v_self, double __pyx_v_p, double __pyx_v_y); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_6__reduce__(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *__pyx_v_self); /* proto */ +static PyObject *__pyx_pf_7sklearn_12linear_model_8sgd_fast_plain_sgd(CYTHON_UNUSED PyObject *__pyx_self, PyArrayObject *__pyx_v_weights, double __pyx_v_intercept, struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *__pyx_v_loss, int __pyx_v_penalty_type, double __pyx_v_alpha, double __pyx_v_C, double __pyx_v_rho, struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset *__pyx_v_dataset, int __pyx_v_n_iter, int __pyx_v_fit_intercept, int __pyx_v_verbose, int __pyx_v_shuffle, PyObject *__pyx_v_seed, double __pyx_v_weight_pos, double __pyx_v_weight_neg, int __pyx_v_learning_rate, double __pyx_v_eta0, double __pyx_v_power_t, double __pyx_v_t, double __pyx_v_intercept_decay); /* proto */ +static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */ +static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */ +static char __pyx_k_1[] = "-- Epoch %d"; +static char __pyx_k_2[] = "Norm: %.2f, NNZs: %d, Bias: %.6f, T: %d, Avg. loss: %.6f"; +static char __pyx_k_3[] = "Total training time: %.2f seconds."; +static char __pyx_k_4[] = "floating-point under-/overflow occured."; +static char __pyx_k_6[] = "ndarray is not C contiguous"; +static char __pyx_k_8[] = "ndarray is not Fortran contiguous"; +static char __pyx_k_10[] = "Non-native byte order not supported"; +static char __pyx_k_12[] = "unknown dtype code in numpy.pxd (%d)"; +static char __pyx_k_13[] = "Format string allocated too short, see comment in numpy.pxd"; +static char __pyx_k_16[] = "Format string allocated too short."; +static char __pyx_k_20[] = "/scratch/apps/src/scikit-learn/sklearn/linear_model/sgd_fast.pyx"; +static char __pyx_k_21[] = "sklearn.linear_model.sgd_fast"; +static char __pyx_k__B[] = "B"; +static char __pyx_k__C[] = "C"; +static char __pyx_k__H[] = "H"; +static char __pyx_k__I[] = "I"; +static char __pyx_k__L[] = "L"; +static char __pyx_k__O[] = "O"; +static char __pyx_k__Q[] = "Q"; +static char __pyx_k__b[] = "b"; +static char __pyx_k__c[] = "c"; +static char __pyx_k__d[] = "d"; +static char __pyx_k__f[] = "f"; +static char __pyx_k__g[] = "g"; +static char __pyx_k__h[] = "h"; +static char __pyx_k__i[] = "i"; +static char __pyx_k__l[] = "l"; +static char __pyx_k__p[] = "p"; +static char __pyx_k__q[] = "q"; +static char __pyx_k__t[] = "t"; +static char __pyx_k__u[] = "u"; +static char __pyx_k__w[] = "w"; +static char __pyx_k__y[] = "y"; +static char __pyx_k__Zd[] = "Zd"; +static char __pyx_k__Zf[] = "Zf"; +static char __pyx_k__Zg[] = "Zg"; +static char __pyx_k__np[] = "np"; +static char __pyx_k__any[] = "any"; +static char __pyx_k__eta[] = "eta"; +static char __pyx_k__rho[] = "rho"; +static char __pyx_k__sys[] = "sys"; +static char __pyx_k__eta0[] = "eta0"; +static char __pyx_k__loss[] = "loss"; +static char __pyx_k__seed[] = "seed"; +static char __pyx_k__time[] = "time"; +static char __pyx_k__xnnz[] = "xnnz"; +static char __pyx_k__alpha[] = "alpha"; +static char __pyx_k__count[] = "count"; +static char __pyx_k__dloss[] = "dloss"; +static char __pyx_k__dtype[] = "dtype"; +static char __pyx_k__epoch[] = "epoch"; +static char __pyx_k__isinf[] = "isinf"; +static char __pyx_k__isnan[] = "isnan"; +static char __pyx_k__numpy[] = "numpy"; +static char __pyx_k__order[] = "order"; +static char __pyx_k__range[] = "range"; +static char __pyx_k__shape[] = "shape"; +static char __pyx_k__zeros[] = "zeros"; +static char __pyx_k__n_iter[] = "n_iter"; +static char __pyx_k__update[] = "update"; +static char __pyx_k__dataset[] = "dataset"; +static char __pyx_k__epsilon[] = "epsilon"; +static char __pyx_k__float64[] = "float64"; +static char __pyx_k__nonzero[] = "nonzero"; +static char __pyx_k__power_t[] = "power_t"; +static char __pyx_k__shuffle[] = "shuffle"; +static char __pyx_k__sumloss[] = "sumloss"; +static char __pyx_k__t_start[] = "t_start"; +static char __pyx_k__verbose[] = "verbose"; +static char __pyx_k__weights[] = "weights"; +static char __pyx_k____main__[] = "__main__"; +static char __pyx_k____test__[] = "__test__"; +static char __pyx_k__is_hinge[] = "is_hinge"; +static char __pyx_k__intercept[] = "intercept"; +static char __pyx_k__n_samples[] = "n_samples"; +static char __pyx_k__plain_sgd[] = "plain_sgd"; +static char __pyx_k__threshold[] = "threshold"; +static char __pyx_k__x_ind_ptr[] = "x_ind_ptr"; +static char __pyx_k__ValueError[] = "ValueError"; +static char __pyx_k__n_features[] = "n_features"; +static char __pyx_k__q_data_ptr[] = "q_data_ptr"; +static char __pyx_k__weight_neg[] = "weight_neg"; +static char __pyx_k__weight_pos[] = "weight_pos"; +static char __pyx_k__x_data_ptr[] = "x_data_ptr"; +static char __pyx_k__RuntimeError[] = "RuntimeError"; +static char __pyx_k__class_weight[] = "class_weight"; +static char __pyx_k__penalty_type[] = "penalty_type"; +static char __pyx_k__fit_intercept[] = "fit_intercept"; +static char __pyx_k__learning_rate[] = "learning_rate"; +static char __pyx_k__sample_weight[] = "sample_weight"; +static char __pyx_k__intercept_decay[] = "intercept_decay"; +static char __pyx_k__NotImplementedError[] = "NotImplementedError"; 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+ else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 3); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 4: + if (likely((values[4] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__alpha)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 4); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 5: + if (likely((values[5] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__C)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 5); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 6: + if (likely((values[6] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__rho)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 6); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 7: + if (likely((values[7] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__dataset)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 7); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 8: + if (likely((values[8] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__n_iter)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 8); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 9: + if (likely((values[9] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__fit_intercept)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 9); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 10: + if (likely((values[10] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__verbose)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 10); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 11: + if (likely((values[11] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__shuffle)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 11); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 12: + if (likely((values[12] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__seed)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 12); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 13: + if (likely((values[13] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__weight_pos)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 13); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 14: + if (likely((values[14] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__weight_neg)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 14); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 15: + if (likely((values[15] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__learning_rate)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 15); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 16: + if (likely((values[16] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__eta0)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 16); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 17: + if (likely((values[17] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__power_t)) != 0)) kw_args--; + else { + __Pyx_RaiseArgtupleInvalid("plain_sgd", 0, 18, 20, 17); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + case 18: + if (kw_args > 0) { + PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s__t); + if (value) { values[18] = value; kw_args--; } + } + case 19: + if (kw_args > 0) { + PyObject* value = PyDict_GetItem(__pyx_kwds, __pyx_n_s__intercept_decay); + if (value) { values[19] = value; kw_args--; } + } + } + if (unlikely(kw_args > 0)) { + if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "plain_sgd") < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } + } else { + switch (PyTuple_GET_SIZE(__pyx_args)) { + case 20: values[19] = PyTuple_GET_ITEM(__pyx_args, 19); + case 19: values[18] = PyTuple_GET_ITEM(__pyx_args, 18); + case 18: values[17] = PyTuple_GET_ITEM(__pyx_args, 17); + values[16] = PyTuple_GET_ITEM(__pyx_args, 16); + values[15] = PyTuple_GET_ITEM(__pyx_args, 15); + values[14] = PyTuple_GET_ITEM(__pyx_args, 14); + values[13] = PyTuple_GET_ITEM(__pyx_args, 13); + values[12] = PyTuple_GET_ITEM(__pyx_args, 12); + values[11] = PyTuple_GET_ITEM(__pyx_args, 11); + values[10] = PyTuple_GET_ITEM(__pyx_args, 10); + values[9] = PyTuple_GET_ITEM(__pyx_args, 9); + values[8] = PyTuple_GET_ITEM(__pyx_args, 8); + values[7] = PyTuple_GET_ITEM(__pyx_args, 7); + values[6] = PyTuple_GET_ITEM(__pyx_args, 6); 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__pyx_lineno = 331; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_C = __pyx_PyFloat_AsDouble(values[5]); if (unlikely((__pyx_v_C == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 331; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_rho = __pyx_PyFloat_AsDouble(values[6]); if (unlikely((__pyx_v_rho == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 332; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_dataset = ((struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset *)values[7]); + __pyx_v_n_iter = __Pyx_PyInt_AsInt(values[8]); if (unlikely((__pyx_v_n_iter == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 334; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_fit_intercept = __Pyx_PyInt_AsInt(values[9]); if (unlikely((__pyx_v_fit_intercept == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 334; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_verbose = __Pyx_PyInt_AsInt(values[10]); if (unlikely((__pyx_v_verbose == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 335; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_shuffle = __Pyx_PyInt_AsInt(values[11]); if (unlikely((__pyx_v_shuffle == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 335; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_seed = values[12]; + __pyx_v_weight_pos = __pyx_PyFloat_AsDouble(values[13]); if (unlikely((__pyx_v_weight_pos == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 336; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_weight_neg = __pyx_PyFloat_AsDouble(values[14]); if (unlikely((__pyx_v_weight_neg == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 336; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_learning_rate = __Pyx_PyInt_AsInt(values[15]); if (unlikely((__pyx_v_learning_rate == (int)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 337; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_eta0 = __pyx_PyFloat_AsDouble(values[16]); if (unlikely((__pyx_v_eta0 == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 337; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + __pyx_v_power_t = __pyx_PyFloat_AsDouble(values[17]); if (unlikely((__pyx_v_power_t == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 338; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + if (values[18]) { + __pyx_v_t = __pyx_PyFloat_AsDouble(values[18]); if (unlikely((__pyx_v_t == (double)-1) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 339; __pyx_clineno = __LINE__; goto __pyx_L3_error;} + } else { + + /* "sklearn/linear_model/sgd_fast.pyx":339 + * int learning_rate, double eta0, + * double power_t, + * double t=1.0, # <<<<<<<<<<<<<< + * double intercept_decay=1.0): + * """Plain SGD for generic loss functions and penalties. + */ + __pyx_v_t = ((double)1.0); 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+ if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":440 + * for epoch in range(n_iter): + * if verbose > 0: + * print("-- Epoch %d" % (epoch + 1)) # <<<<<<<<<<<<<< + * if shuffle: + * dataset.shuffle(seed) + */ + __pyx_t_6 = PyInt_FromLong((__pyx_v_epoch + 1)); if (unlikely(!__pyx_t_6)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 440; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(__pyx_t_6); + __pyx_t_8 = PyNumber_Remainder(((PyObject *)__pyx_kp_s_1), __pyx_t_6); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 440; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(((PyObject *)__pyx_t_8)); + __Pyx_DECREF(__pyx_t_6); __pyx_t_6 = 0; + if (__Pyx_PrintOne(0, ((PyObject *)__pyx_t_8)) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 440; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(((PyObject *)__pyx_t_8)); __pyx_t_8 = 0; + goto __pyx_L5; + } + __pyx_L5:; + + /* "sklearn/linear_model/sgd_fast.pyx":441 + * if verbose > 0: + * print("-- Epoch %d" % (epoch + 1)) + * if shuffle: # <<<<<<<<<<<<<< + * dataset.shuffle(seed) + * for i in range(n_samples): + */ + if (__pyx_v_shuffle) { + + /* "sklearn/linear_model/sgd_fast.pyx":442 + * print("-- Epoch %d" % (epoch + 1)) + * if shuffle: + * dataset.shuffle(seed) # <<<<<<<<<<<<<< + * for i in range(n_samples): + * dataset.next( & x_data_ptr, & x_ind_ptr, & xnnz, & y, + */ + ((struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset *)__pyx_v_dataset->__pyx_vtab)->shuffle(__pyx_v_dataset, __pyx_v_seed); + goto __pyx_L6; + } + __pyx_L6:; + + /* "sklearn/linear_model/sgd_fast.pyx":443 + * if shuffle: + * dataset.shuffle(seed) + * for i in range(n_samples): # <<<<<<<<<<<<<< + * dataset.next( & x_data_ptr, & x_ind_ptr, & xnnz, & y, + * & sample_weight) + */ + __pyx_t_1 = __pyx_v_n_samples; + for (__pyx_t_14 = 0; __pyx_t_14 < __pyx_t_1; __pyx_t_14+=1) { + __pyx_v_i = __pyx_t_14; + + /* "sklearn/linear_model/sgd_fast.pyx":445 + * for i in range(n_samples): + * dataset.next( & x_data_ptr, & x_ind_ptr, & xnnz, & y, + * & sample_weight) # <<<<<<<<<<<<<< + * + * p = w.dot(x_data_ptr, x_ind_ptr, xnnz) + intercept + */ + ((struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset *)__pyx_v_dataset->__pyx_vtab)->next(__pyx_v_dataset, (&__pyx_v_x_data_ptr), (&__pyx_v_x_ind_ptr), (&__pyx_v_xnnz), (&__pyx_v_y), (&__pyx_v_sample_weight)); + + /* "sklearn/linear_model/sgd_fast.pyx":447 + * & sample_weight) + * + * p = w.dot(x_data_ptr, x_ind_ptr, xnnz) + intercept # <<<<<<<<<<<<<< + * + * if learning_rate == OPTIMAL: + */ + __pyx_v_p = (((struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector *)__pyx_v_w->__pyx_vtab)->dot(__pyx_v_w, __pyx_v_x_data_ptr, __pyx_v_x_ind_ptr, __pyx_v_xnnz) + __pyx_v_intercept); + + /* "sklearn/linear_model/sgd_fast.pyx":451 + * if learning_rate == OPTIMAL: + * eta = 1.0 / (alpha * t) + * elif learning_rate == INVSCALING: # <<<<<<<<<<<<<< + * eta = eta0 / pow(t, power_t) + * + */ + switch (__pyx_v_learning_rate) { + + /* "sklearn/linear_model/sgd_fast.pyx":449 + * p = w.dot(x_data_ptr, x_ind_ptr, xnnz) + intercept + * + * if learning_rate == OPTIMAL: # <<<<<<<<<<<<<< + * eta = 1.0 / (alpha * t) + * elif learning_rate == INVSCALING: + */ + case 2: + + /* "sklearn/linear_model/sgd_fast.pyx":450 + * + * if learning_rate == OPTIMAL: + * eta = 1.0 / (alpha * t) # <<<<<<<<<<<<<< + * elif learning_rate == INVSCALING: + * eta = eta0 / pow(t, power_t) + */ + __pyx_v_eta = (1.0 / (__pyx_v_alpha * __pyx_v_t)); + break; + + /* "sklearn/linear_model/sgd_fast.pyx":451 + * if learning_rate == OPTIMAL: + * eta = 1.0 / (alpha * t) + * elif learning_rate == INVSCALING: # <<<<<<<<<<<<<< + * eta = eta0 / pow(t, power_t) + * + */ + case 3: + + /* "sklearn/linear_model/sgd_fast.pyx":452 + * eta = 1.0 / (alpha * t) + * elif learning_rate == INVSCALING: + * eta = eta0 / pow(t, power_t) # <<<<<<<<<<<<<< + * + * if verbose > 0: + */ + __pyx_v_eta = (__pyx_v_eta0 / pow(__pyx_v_t, __pyx_v_power_t)); + break; + } + + /* "sklearn/linear_model/sgd_fast.pyx":454 + * eta = eta0 / pow(t, power_t) + * + * if verbose > 0: # <<<<<<<<<<<<<< + * sumloss += loss.loss(p, y) + * + */ + __pyx_t_4 = (__pyx_v_verbose > 0); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":455 + * + * if verbose > 0: + * sumloss += loss.loss(p, y) # <<<<<<<<<<<<<< + * + * if y > 0.0: + */ + __pyx_v_sumloss = (__pyx_v_sumloss + ((struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *)__pyx_v_loss->__pyx_vtab)->loss(__pyx_v_loss, __pyx_v_p, __pyx_v_y, 0)); + goto __pyx_L9; + } + __pyx_L9:; + + /* "sklearn/linear_model/sgd_fast.pyx":457 + * sumloss += loss.loss(p, y) + * + * if y > 0.0: # <<<<<<<<<<<<<< + * class_weight = weight_pos + * else: + */ + __pyx_t_4 = (__pyx_v_y > 0.0); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":458 + * + * if y > 0.0: + * class_weight = weight_pos # <<<<<<<<<<<<<< + * else: + * class_weight = weight_neg + */ + __pyx_v_class_weight = __pyx_v_weight_pos; + goto __pyx_L10; + } + /*else*/ { + + /* "sklearn/linear_model/sgd_fast.pyx":460 + * class_weight = weight_pos + * else: + * class_weight = weight_neg # <<<<<<<<<<<<<< + * + * if learning_rate == PA1: + */ + __pyx_v_class_weight = __pyx_v_weight_neg; + } + __pyx_L10:; + + /* "sklearn/linear_model/sgd_fast.pyx":467 + * continue + * update = min(C, loss.loss(p, y) / update) + * elif learning_rate == PA2: # <<<<<<<<<<<<<< + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * update = loss.loss(p, y) / (update + 0.5 / C) + */ + switch (__pyx_v_learning_rate) { + + /* "sklearn/linear_model/sgd_fast.pyx":462 + * class_weight = weight_neg + * + * if learning_rate == PA1: # <<<<<<<<<<<<<< + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * if update == 0: + */ + case 4: + + /* "sklearn/linear_model/sgd_fast.pyx":463 + * + * if learning_rate == PA1: + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) # <<<<<<<<<<<<<< + * if update == 0: + * continue + */ + __pyx_v_update = __pyx_f_7sklearn_12linear_model_8sgd_fast_sqnorm(__pyx_v_x_data_ptr, __pyx_v_x_ind_ptr, __pyx_v_xnnz); + + /* "sklearn/linear_model/sgd_fast.pyx":464 + * if learning_rate == PA1: + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * if update == 0: # <<<<<<<<<<<<<< + * continue + * update = min(C, loss.loss(p, y) / update) + */ + __pyx_t_4 = (__pyx_v_update == 0.0); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":465 + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * if update == 0: + * continue # <<<<<<<<<<<<<< + * update = min(C, loss.loss(p, y) / update) + * elif learning_rate == PA2: + */ + goto __pyx_L7_continue; + goto __pyx_L11; + } + __pyx_L11:; + + /* "sklearn/linear_model/sgd_fast.pyx":466 + * if update == 0: + * continue + * update = min(C, loss.loss(p, y) / update) # <<<<<<<<<<<<<< + * elif learning_rate == PA2: + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + */ + __pyx_v_update = __pyx_f_7sklearn_12linear_model_8sgd_fast_min(__pyx_v_C, (((struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *)__pyx_v_loss->__pyx_vtab)->loss(__pyx_v_loss, __pyx_v_p, __pyx_v_y, 0) / __pyx_v_update)); + break; + + /* "sklearn/linear_model/sgd_fast.pyx":467 + * continue + * update = min(C, loss.loss(p, y) / update) + * elif learning_rate == PA2: # <<<<<<<<<<<<<< + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * update = loss.loss(p, y) / (update + 0.5 / C) + */ + case 5: + + /* "sklearn/linear_model/sgd_fast.pyx":468 + * update = min(C, loss.loss(p, y) / update) + * elif learning_rate == PA2: + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) # <<<<<<<<<<<<<< + * update = loss.loss(p, y) / (update + 0.5 / C) + * else: + */ + __pyx_v_update = __pyx_f_7sklearn_12linear_model_8sgd_fast_sqnorm(__pyx_v_x_data_ptr, __pyx_v_x_ind_ptr, __pyx_v_xnnz); + + /* "sklearn/linear_model/sgd_fast.pyx":469 + * elif learning_rate == PA2: + * update = sqnorm(x_data_ptr, x_ind_ptr, xnnz) + * update = loss.loss(p, y) / (update + 0.5 / C) # <<<<<<<<<<<<<< + * else: + * update = -eta * loss.dloss(p, y) + */ + __pyx_v_update = (((struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *)__pyx_v_loss->__pyx_vtab)->loss(__pyx_v_loss, __pyx_v_p, __pyx_v_y, 0) / (__pyx_v_update + (0.5 / __pyx_v_C))); + break; + default: + + /* "sklearn/linear_model/sgd_fast.pyx":471 + * update = loss.loss(p, y) / (update + 0.5 / C) + * else: + * update = -eta * loss.dloss(p, y) # <<<<<<<<<<<<<< + * + * if learning_rate >= PA1: + */ + __pyx_v_update = ((-__pyx_v_eta) * ((struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction *)__pyx_v_loss->__pyx_vtab)->dloss(__pyx_v_loss, __pyx_v_p, __pyx_v_y, 0)); + break; + } + + /* "sklearn/linear_model/sgd_fast.pyx":473 + * update = -eta * loss.dloss(p, y) + * + * if learning_rate >= PA1: # <<<<<<<<<<<<<< + * if is_hinge: + * # classification + */ + __pyx_t_4 = (__pyx_v_learning_rate >= 4); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":474 + * + * if learning_rate >= PA1: + * if is_hinge: # <<<<<<<<<<<<<< + * # classification + * update *= y + */ + if (__pyx_v_is_hinge) { + + /* "sklearn/linear_model/sgd_fast.pyx":476 + * if is_hinge: + * # classification + * update *= y # <<<<<<<<<<<<<< + * elif y - p < 0: + * # regression + */ + __pyx_v_update = (__pyx_v_update * __pyx_v_y); + goto __pyx_L13; + } + + /* "sklearn/linear_model/sgd_fast.pyx":477 + * # classification + * update *= y + * elif y - p < 0: # <<<<<<<<<<<<<< + * # regression + * update *= -1 + */ + __pyx_t_4 = ((__pyx_v_y - __pyx_v_p) < 0.0); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":479 + * elif y - p < 0: + * # regression + * update *= -1 # <<<<<<<<<<<<<< + * + * update *= class_weight * sample_weight + */ + __pyx_v_update = (__pyx_v_update * -1.0); + goto __pyx_L13; + } + __pyx_L13:; + goto __pyx_L12; + } + __pyx_L12:; + + /* "sklearn/linear_model/sgd_fast.pyx":481 + * update *= -1 + * + * update *= class_weight * sample_weight # <<<<<<<<<<<<<< + * + * if update != 0.0: + */ + __pyx_v_update = (__pyx_v_update * (__pyx_v_class_weight * __pyx_v_sample_weight)); + + /* "sklearn/linear_model/sgd_fast.pyx":483 + * update *= class_weight * sample_weight + * + * if update != 0.0: # <<<<<<<<<<<<<< + * w.add(x_data_ptr, x_ind_ptr, xnnz, update) + * if fit_intercept == 1: + */ + __pyx_t_4 = (__pyx_v_update != 0.0); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":484 + * + * if update != 0.0: + * w.add(x_data_ptr, x_ind_ptr, xnnz, update) # <<<<<<<<<<<<<< + * if fit_intercept == 1: + * intercept += update * intercept_decay + */ + ((struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector *)__pyx_v_w->__pyx_vtab)->add(__pyx_v_w, __pyx_v_x_data_ptr, __pyx_v_x_ind_ptr, __pyx_v_xnnz, __pyx_v_update); + + /* "sklearn/linear_model/sgd_fast.pyx":485 + * if update != 0.0: + * w.add(x_data_ptr, x_ind_ptr, xnnz, update) + * if fit_intercept == 1: # <<<<<<<<<<<<<< + * intercept += update * intercept_decay + * if penalty_type >= L2: + */ + __pyx_t_4 = (__pyx_v_fit_intercept == 1); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":486 + * w.add(x_data_ptr, x_ind_ptr, xnnz, update) + * if fit_intercept == 1: + * intercept += update * intercept_decay # <<<<<<<<<<<<<< + * if penalty_type >= L2: + * w.scale(1.0 - (rho * eta * alpha)) + */ + __pyx_v_intercept = (__pyx_v_intercept + (__pyx_v_update * __pyx_v_intercept_decay)); + goto __pyx_L15; + } + __pyx_L15:; + goto __pyx_L14; + } + __pyx_L14:; + + /* "sklearn/linear_model/sgd_fast.pyx":487 + * if fit_intercept == 1: + * intercept += update * intercept_decay + * if penalty_type >= L2: # <<<<<<<<<<<<<< + * w.scale(1.0 - (rho * eta * alpha)) + * + */ + __pyx_t_4 = (__pyx_v_penalty_type >= 2); + if (__pyx_t_4) { + + /* "sklearn/linear_model/sgd_fast.pyx":488 + * intercept += update * intercept_decay + * if penalty_type >= L2: + * w.scale(1.0 - (rho * eta * alpha)) # <<<<<<<<<<<<<< + * + * if penalty_type == L1 or penalty_type == ELASTICNET: + */ + ((struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector *)__pyx_v_w->__pyx_vtab)->scale(__pyx_v_w, (1.0 - ((__pyx_v_rho * __pyx_v_eta) * __pyx_v_alpha))); + goto __pyx_L16; + } + __pyx_L16:; + + /* "sklearn/linear_model/sgd_fast.pyx":490 + * w.scale(1.0 - (rho * eta * alpha)) + * + * if penalty_type == L1 or penalty_type == ELASTICNET: # <<<<<<<<<<<<<< + * u += ((1.0 - rho) * eta * alpha) + * l1penalty(w, q_data_ptr, x_ind_ptr, xnnz, u) + */ + switch (__pyx_v_penalty_type) { + case 1: + case 3: + + /* "sklearn/linear_model/sgd_fast.pyx":491 + * + * if penalty_type == L1 or penalty_type == ELASTICNET: + * u += ((1.0 - rho) * eta * alpha) # <<<<<<<<<<<<<< + * l1penalty(w, q_data_ptr, x_ind_ptr, xnnz, u) + * t += 1 + */ + __pyx_v_u = (__pyx_v_u + (((1.0 - __pyx_v_rho) * __pyx_v_eta) * __pyx_v_alpha)); 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+ +static PySequenceMethods __pyx_tp_as_sequence_Regression = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_Regression = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_Regression = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_Regression = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.Regression"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Regression), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_Regression, /*tp_as_number*/ + &__pyx_tp_as_sequence_Regression, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_Regression, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_Regression, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Base class for loss functions for regression"), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_Regression, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Regression, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Classification __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Classification; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Classification(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification *)o); + p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_Classification[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_14Classification_1loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_14Classification_3dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_Classification = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_Classification = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_Classification = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_Classification = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_Classification = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.Classification"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Classification), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_Classification, /*tp_as_number*/ + &__pyx_tp_as_sequence_Classification, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_Classification, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_Classification, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Base class for loss functions for classification"), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_Classification, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Classification, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_ModifiedHuber __pyx_vtable_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_ModifiedHuber(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_ModifiedHuber[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_1loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_3dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_5__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_ModifiedHuber = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_ModifiedHuber = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_ModifiedHuber = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_ModifiedHuber = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.ModifiedHuber"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_ModifiedHuber), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_ModifiedHuber, /*tp_as_number*/ + &__pyx_tp_as_sequence_ModifiedHuber, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_ModifiedHuber, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_ModifiedHuber, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Modified Huber loss for binary classification with y in {-1, 1}\n\n This is equivalent to quadratically smoothed SVM with gamma = 2.\n\n See T. Zhang 'Solving Large Scale Linear Prediction Problems Using\n Stochastic Gradient Descent', ICML'04.\n "), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_ModifiedHuber, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_ModifiedHuber, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Hinge __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Hinge; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Hinge(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Hinge; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_Hinge[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Hinge_3loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Hinge_5dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Hinge_7__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_Hinge = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_Hinge = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_Hinge = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_Hinge = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.Hinge"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Hinge), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_Hinge, /*tp_as_number*/ + &__pyx_tp_as_sequence_Hinge, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_Hinge, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_Hinge, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Hinge loss for binary classification tasks with y in {-1,1}\n\n Parameters\n ----------\n\n threshold : float > 0.0\n Margin threshold. When threshold=1.0, one gets the loss used by SVM.\n When threshold=0.0, one gets the loss used by the Perceptron.\n "), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_Hinge, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + __pyx_pw_7sklearn_12linear_model_8sgd_fast_5Hinge_1__init__, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Hinge, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredHinge __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredHinge; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_SquaredHinge(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge *)o); + p->__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredHinge; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_SquaredHinge[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_3loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_5dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_7__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_SquaredHinge = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_SquaredHinge = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_SquaredHinge = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_SquaredHinge = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.SquaredHinge"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredHinge), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_SquaredHinge, /*tp_as_number*/ + &__pyx_tp_as_sequence_SquaredHinge, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_SquaredHinge, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_SquaredHinge, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Squared Hinge loss for binary classification tasks with y in {-1,1}\n\n Parameters\n ----------\n\n threshold : float > 0.0\n Margin threshold. When threshold=1.0, one gets the loss used by\n (quadratically penalized) SVM.\n "), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_SquaredHinge, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + __pyx_pw_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_1__init__, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_SquaredHinge, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Log __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Log; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Log(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Log; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_Log[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_3Log_1loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_3Log_3dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_3Log_5__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_Log = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_Log = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_Log = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_Log = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_Log = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.Log"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Log), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_Log, /*tp_as_number*/ + &__pyx_tp_as_sequence_Log, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_Log, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_Log, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Logistic regression loss for binary classification with y in {-1, 1}"), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_Log, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Log, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredLoss __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredLoss; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_SquaredLoss(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredLoss; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_SquaredLoss[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_1loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_3dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_5__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_SquaredLoss = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_SquaredLoss = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_SquaredLoss = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_SquaredLoss = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.SquaredLoss"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredLoss), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_SquaredLoss, /*tp_as_number*/ + &__pyx_tp_as_sequence_SquaredLoss, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_SquaredLoss, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_SquaredLoss, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Squared loss traditional used in linear regression."), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_SquaredLoss, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + 0, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_SquaredLoss, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_Huber __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Huber; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Huber(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Huber; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_Huber[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Huber_3loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Huber_5dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_5Huber_7__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_Huber = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_Huber = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_Huber = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_Huber = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_Huber = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.Huber"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_Huber), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_Huber, /*tp_as_number*/ + &__pyx_tp_as_sequence_Huber, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_Huber, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_Huber, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Huber regression loss\n\n Variant of the SquaredLoss that is robust to outliers (quadratic near zero,\n linear in for large errors).\n\n http://en.wikipedia.org/wiki/Huber_Loss_Function\n "), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_Huber, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + __pyx_pw_7sklearn_12linear_model_8sgd_fast_5Huber_1__init__, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_Huber, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive __pyx_vtable_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_3loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_5dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_7__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_EpsilonInsensitive = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_EpsilonInsensitive = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_EpsilonInsensitive = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_EpsilonInsensitive = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.EpsilonInsensitive"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_EpsilonInsensitive, /*tp_as_number*/ + &__pyx_tp_as_sequence_EpsilonInsensitive, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_EpsilonInsensitive, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_EpsilonInsensitive, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Epsilon-Insensitive loss (used by SVR).\n\n loss = max(0, |y - p| - epsilon)\n "), /*tp_doc*/ + 0, /*tp_traverse*/ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + __pyx_methods_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive, /*tp_methods*/ + 0, /*tp_members*/ + 0, /*tp_getset*/ + 0, /*tp_base*/ + 0, /*tp_dict*/ + 0, /*tp_descr_get*/ + 0, /*tp_descr_set*/ + 0, /*tp_dictoffset*/ + __pyx_pw_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_1__init__, /*tp_init*/ + 0, /*tp_alloc*/ + __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive, /*tp_new*/ + 0, /*tp_free*/ + 0, /*tp_is_gc*/ + 0, /*tp_bases*/ + 0, /*tp_mro*/ + 0, /*tp_cache*/ + 0, /*tp_subclasses*/ + 0, /*tp_weaklist*/ + 0, /*tp_del*/ + #if PY_VERSION_HEX >= 0x02060000 + 0, /*tp_version_tag*/ + #endif +}; +static struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + +static PyObject *__pyx_tp_new_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive(PyTypeObject *t, PyObject *a, PyObject *k) { + struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *p; + PyObject *o = __pyx_tp_new_7sklearn_12linear_model_8sgd_fast_LossFunction(t, a, k); + if (!o) return 0; + p = ((struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive *)o); + p->__pyx_base.__pyx_base.__pyx_vtab = (struct __pyx_vtabstruct_7sklearn_12linear_model_8sgd_fast_LossFunction*)__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + return o; +} + +static PyMethodDef __pyx_methods_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive[] = { + {__Pyx_NAMESTR("loss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_3loss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("dloss"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_5dloss, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(0)}, + {__Pyx_NAMESTR("__reduce__"), (PyCFunction)__pyx_pw_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_7__reduce__, METH_NOARGS, __Pyx_DOCSTR(0)}, + {0, 0, 0, 0} +}; + +static PyNumberMethods __pyx_tp_as_number_SquaredEpsilonInsensitive = { + 0, /*nb_add*/ + 0, /*nb_subtract*/ + 0, /*nb_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_divide*/ + #endif + 0, /*nb_remainder*/ + 0, /*nb_divmod*/ + 0, /*nb_power*/ + 0, /*nb_negative*/ + 0, /*nb_positive*/ + 0, /*nb_absolute*/ + 0, /*nb_nonzero*/ + 0, /*nb_invert*/ + 0, /*nb_lshift*/ + 0, /*nb_rshift*/ + 0, /*nb_and*/ + 0, /*nb_xor*/ + 0, /*nb_or*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_coerce*/ + #endif + 0, /*nb_int*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_long*/ + #else + 0, /*reserved*/ + #endif + 0, /*nb_float*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_oct*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*nb_hex*/ + #endif + 0, /*nb_inplace_add*/ + 0, /*nb_inplace_subtract*/ + 0, /*nb_inplace_multiply*/ + #if PY_MAJOR_VERSION < 3 + 0, /*nb_inplace_divide*/ + #endif + 0, /*nb_inplace_remainder*/ + 0, /*nb_inplace_power*/ + 0, /*nb_inplace_lshift*/ + 0, /*nb_inplace_rshift*/ + 0, /*nb_inplace_and*/ + 0, /*nb_inplace_xor*/ + 0, /*nb_inplace_or*/ + 0, /*nb_floor_divide*/ + 0, /*nb_true_divide*/ + 0, /*nb_inplace_floor_divide*/ + 0, /*nb_inplace_true_divide*/ + #if PY_VERSION_HEX >= 0x02050000 + 0, /*nb_index*/ + #endif +}; + +static PySequenceMethods __pyx_tp_as_sequence_SquaredEpsilonInsensitive = { + 0, /*sq_length*/ + 0, /*sq_concat*/ + 0, /*sq_repeat*/ + 0, /*sq_item*/ + 0, /*sq_slice*/ + 0, /*sq_ass_item*/ + 0, /*sq_ass_slice*/ + 0, /*sq_contains*/ + 0, /*sq_inplace_concat*/ + 0, /*sq_inplace_repeat*/ +}; + +static PyMappingMethods __pyx_tp_as_mapping_SquaredEpsilonInsensitive = { + 0, /*mp_length*/ + 0, /*mp_subscript*/ + 0, /*mp_ass_subscript*/ +}; + +static PyBufferProcs __pyx_tp_as_buffer_SquaredEpsilonInsensitive = { + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getreadbuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getwritebuffer*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getsegcount*/ + #endif + #if PY_MAJOR_VERSION < 3 + 0, /*bf_getcharbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_getbuffer*/ + #endif + #if PY_VERSION_HEX >= 0x02060000 + 0, /*bf_releasebuffer*/ + #endif +}; + +static PyTypeObject __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive = { + PyVarObject_HEAD_INIT(0, 0) + __Pyx_NAMESTR("sklearn.linear_model.sgd_fast.SquaredEpsilonInsensitive"), /*tp_name*/ + sizeof(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive), /*tp_basicsize*/ + 0, /*tp_itemsize*/ + __pyx_tp_dealloc_7sklearn_12linear_model_8sgd_fast_LossFunction, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ + 0, /*tp_setattr*/ + #if PY_MAJOR_VERSION < 3 + 0, /*tp_compare*/ + #else + 0, /*reserved*/ + #endif + 0, /*tp_repr*/ + &__pyx_tp_as_number_SquaredEpsilonInsensitive, /*tp_as_number*/ + &__pyx_tp_as_sequence_SquaredEpsilonInsensitive, /*tp_as_sequence*/ + &__pyx_tp_as_mapping_SquaredEpsilonInsensitive, /*tp_as_mapping*/ + 0, /*tp_hash*/ + 0, /*tp_call*/ + 0, /*tp_str*/ + 0, /*tp_getattro*/ + 0, /*tp_setattro*/ + &__pyx_tp_as_buffer_SquaredEpsilonInsensitive, /*tp_as_buffer*/ + Py_TPFLAGS_DEFAULT|Py_TPFLAGS_CHECKTYPES|Py_TPFLAGS_HAVE_NEWBUFFER|Py_TPFLAGS_BASETYPE, /*tp_flags*/ + __Pyx_DOCSTR("Epsilon-Insensitive loss.\n\n loss = 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__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_Classification; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Classification.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_LossFunction; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Classification.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_14Classification_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Classification.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_14Classification_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_Classification.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_LossFunction; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_Classification) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_Classification.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "Classification", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_Classification) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 94; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Classification = &__pyx_type_7sklearn_12linear_model_8sgd_fast_Classification; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_ModifiedHuber = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_ModifiedHuber.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_ModifiedHuber.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_ModifiedHuber.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_13ModifiedHuber_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Classification; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_ModifiedHuber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "ModifiedHuber", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 104; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_ModifiedHuber = &__pyx_type_7sklearn_12linear_model_8sgd_fast_ModifiedHuber; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Hinge = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_Hinge; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Hinge.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Hinge.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_5Hinge_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Hinge.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_5Hinge_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Classification; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 134; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Hinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 134; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "Hinge", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 134; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Hinge = &__pyx_type_7sklearn_12linear_model_8sgd_fast_Hinge; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredHinge = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredHinge; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredHinge.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_LossFunction; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredHinge.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredHinge.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_12SquaredHinge_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_LossFunction; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 166; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredHinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 166; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "SquaredHinge", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 166; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredHinge = &__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredHinge; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Log = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_Log; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Log.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Classification; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Log.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_3Log_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Log.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_3Log_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_Log.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Classification; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_Log) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_Log.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Log) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "Log", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_Log) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 198; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Log = &__pyx_type_7sklearn_12linear_model_8sgd_fast_Log; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredLoss = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredLoss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredLoss.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Regression; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredLoss.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredLoss.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_11SquaredLoss_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Regression; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 223; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredLoss) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 223; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "SquaredLoss", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 223; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredLoss = &__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredLoss; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Huber = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_Huber; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Huber.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Regression; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Huber.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_5Huber_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_Huber.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_5Huber_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_Huber.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Regression; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_Huber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 235; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_Huber.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Huber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 235; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "Huber", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_Huber) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 235; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Huber = &__pyx_type_7sklearn_12linear_model_8sgd_fast_Huber; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Regression; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_18EpsilonInsensitive_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Regression; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "EpsilonInsensitive", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 271; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive = &__pyx_type_7sklearn_12linear_model_8sgd_fast_EpsilonInsensitive; + __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive = &__pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive.__pyx_base = *__pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_Regression; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive.__pyx_base.__pyx_base.loss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_loss; + __pyx_vtable_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive.__pyx_base.__pyx_base.dloss = (double (*)(struct __pyx_obj_7sklearn_12linear_model_8sgd_fast_LossFunction *, double, double, int __pyx_skip_dispatch))__pyx_f_7sklearn_12linear_model_8sgd_fast_25SquaredEpsilonInsensitive_dloss; + __pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive.tp_base = __pyx_ptype_7sklearn_12linear_model_8sgd_fast_Regression; + if (PyType_Ready(&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 298; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetVtable(__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive.tp_dict, __pyx_vtabptr_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 298; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + if (__Pyx_SetAttrString(__pyx_m, "SquaredEpsilonInsensitive", (PyObject *)&__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 298; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive = &__pyx_type_7sklearn_12linear_model_8sgd_fast_SquaredEpsilonInsensitive; + /*--- Type import code ---*/ + __pyx_ptype_7cpython_4type_type = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "type", + #if CYTHON_COMPILING_IN_PYPY + sizeof(PyTypeObject), + #else + sizeof(PyHeapTypeObject), + #endif + 0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_dtype = __Pyx_ImportType("numpy", "dtype", sizeof(PyArray_Descr), 0); if (unlikely(!__pyx_ptype_5numpy_dtype)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 155; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_flatiter = __Pyx_ImportType("numpy", "flatiter", sizeof(PyArrayIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_flatiter)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_broadcast = __Pyx_ImportType("numpy", "broadcast", sizeof(PyArrayMultiIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_broadcast)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 169; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_ndarray = __Pyx_ImportType("numpy", "ndarray", sizeof(PyArrayObject), 0); if (unlikely(!__pyx_ptype_5numpy_ndarray)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 178; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_5numpy_ufunc = __Pyx_ImportType("numpy", "ufunc", sizeof(PyUFuncObject), 0); if (unlikely(!__pyx_ptype_5numpy_ufunc)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 861; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_5utils_13weight_vector_WeightVector = __Pyx_ImportType("sklearn.utils.weight_vector", "WeightVector", sizeof(struct __pyx_obj_7sklearn_5utils_13weight_vector_WeightVector), 1); if (unlikely(!__pyx_ptype_7sklearn_5utils_13weight_vector_WeightVector)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_vtabptr_7sklearn_5utils_13weight_vector_WeightVector = (struct __pyx_vtabstruct_7sklearn_5utils_13weight_vector_WeightVector*)__Pyx_GetVtable(__pyx_ptype_7sklearn_5utils_13weight_vector_WeightVector->tp_dict); if (unlikely(!__pyx_vtabptr_7sklearn_5utils_13weight_vector_WeightVector)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 14; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_ptype_7sklearn_5utils_11seq_dataset_SequentialDataset = __Pyx_ImportType("sklearn.utils.seq_dataset", "SequentialDataset", sizeof(struct __pyx_obj_7sklearn_5utils_11seq_dataset_SequentialDataset), 1); if (unlikely(!__pyx_ptype_7sklearn_5utils_11seq_dataset_SequentialDataset)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __pyx_vtabptr_7sklearn_5utils_11seq_dataset_SequentialDataset = (struct __pyx_vtabstruct_7sklearn_5utils_11seq_dataset_SequentialDataset*)__Pyx_GetVtable(__pyx_ptype_7sklearn_5utils_11seq_dataset_SequentialDataset->tp_dict); if 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__LINE__; goto __pyx_L1_error;} + } + __Pyx_GOTREF(__pyx_t_1); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s__time, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 13; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0; + __Pyx_DECREF(__pyx_t_2); __pyx_t_2 = 0; + + /* "sklearn/linear_model/sgd_fast.pyx":22 + * from sklearn.utils.seq_dataset cimport SequentialDataset + * + * np.import_array() # <<<<<<<<<<<<<< + * + * + */ + import_array(); + + /* "sklearn/linear_model/sgd_fast.pyx":327 + * + * + * def plain_sgd(np.ndarray[DOUBLE, ndim=1, mode='c'] weights, # <<<<<<<<<<<<<< + * double intercept, + * LossFunction loss, + */ + __pyx_t_2 = PyCFunction_NewEx(&__pyx_mdef_7sklearn_12linear_model_8sgd_fast_1plain_sgd, NULL, __pyx_n_s_21); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 327; __pyx_clineno = __LINE__; goto __pyx_L1_error;} + __Pyx_GOTREF(__pyx_t_2); + if (PyObject_SetAttr(__pyx_m, __pyx_n_s__plain_sgd, 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(__pyx_m) { + __Pyx_AddTraceback("init sklearn.linear_model.sgd_fast", __pyx_clineno, __pyx_lineno, __pyx_filename); + Py_DECREF(__pyx_m); __pyx_m = 0; + } else if (!PyErr_Occurred()) { + PyErr_SetString(PyExc_ImportError, "init sklearn.linear_model.sgd_fast"); + } + __pyx_L0:; + __Pyx_RefNannyFinishContext(); + #if PY_MAJOR_VERSION < 3 + return; + #else + return __pyx_m; + #endif +} + +/* Runtime support code */ +#if CYTHON_REFNANNY +static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) { + PyObject *m = NULL, *p = NULL; + void *r = NULL; + m = PyImport_ImportModule((char *)modname); + if (!m) goto end; + p = PyObject_GetAttrString(m, (char *)"RefNannyAPI"); + if (!p) goto end; + r = PyLong_AsVoidPtr(p); +end: + Py_XDECREF(p); + Py_XDECREF(m); + return (__Pyx_RefNannyAPIStruct *)r; +} +#endif /* CYTHON_REFNANNY */ + +static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name) { + PyObject *result; + result = PyObject_GetAttr(dict, name); + if (!result) { + if (dict != __pyx_b) { + PyErr_Clear(); + result = PyObject_GetAttr(__pyx_b, name); + } + if (!result) { + PyErr_SetObject(PyExc_NameError, name); + } + } + return result; +} + +static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) { +#if CYTHON_COMPILING_IN_CPYTHON + PyObject *tmp_type, *tmp_value, *tmp_tb; + PyThreadState *tstate = PyThreadState_GET(); + tmp_type = tstate->curexc_type; + tmp_value = tstate->curexc_value; + tmp_tb = tstate->curexc_traceback; + tstate->curexc_type = type; + tstate->curexc_value = value; + tstate->curexc_traceback = tb; + Py_XDECREF(tmp_type); + Py_XDECREF(tmp_value); + Py_XDECREF(tmp_tb); +#else + PyErr_Restore(type, value, tb); +#endif +} +static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) { +#if CYTHON_COMPILING_IN_CPYTHON + PyThreadState *tstate = PyThreadState_GET(); + *type = tstate->curexc_type; + *value = tstate->curexc_value; + *tb = tstate->curexc_traceback; + tstate->curexc_type = 0; + tstate->curexc_value = 0; + tstate->curexc_traceback = 0; +#else + PyErr_Fetch(type, value, tb); +#endif +} + +#if PY_MAJOR_VERSION < 3 +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, + CYTHON_UNUSED PyObject *cause) { + Py_XINCREF(type); + if (!value || value == Py_None) + value = NULL; + else + Py_INCREF(value); + if (!tb || tb == Py_None) + tb = NULL; + else { + Py_INCREF(tb); + if (!PyTraceBack_Check(tb)) { + PyErr_SetString(PyExc_TypeError, + "raise: arg 3 must be a traceback or None"); + goto raise_error; + } + } + #if PY_VERSION_HEX < 0x02050000 + if (PyClass_Check(type)) { + #else + if (PyType_Check(type)) { + #endif +#if CYTHON_COMPILING_IN_PYPY + if (!value) { + Py_INCREF(Py_None); + value = Py_None; + } +#endif + PyErr_NormalizeException(&type, &value, &tb); + } else { + if (value) { + PyErr_SetString(PyExc_TypeError, + "instance exception may not have a separate value"); + goto raise_error; + } + value = type; + #if PY_VERSION_HEX < 0x02050000 + if (PyInstance_Check(type)) { + type = (PyObject*) ((PyInstanceObject*)type)->in_class; + Py_INCREF(type); + } + else { + type = 0; + PyErr_SetString(PyExc_TypeError, + "raise: exception must be an old-style class or instance"); + goto raise_error; + } + #else + type = (PyObject*) Py_TYPE(type); + Py_INCREF(type); + if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) { + PyErr_SetString(PyExc_TypeError, + "raise: exception class must be a subclass of BaseException"); + goto raise_error; + } + #endif + } + __Pyx_ErrRestore(type, value, tb); + return; +raise_error: + Py_XDECREF(value); + Py_XDECREF(type); + Py_XDECREF(tb); + return; +} +#else /* Python 3+ */ +static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) { + PyObject* owned_instance = NULL; + if (tb == Py_None) { + tb = 0; + } else if (tb && !PyTraceBack_Check(tb)) { + PyErr_SetString(PyExc_TypeError, + "raise: arg 3 must be a traceback or None"); + goto bad; + } + if (value == Py_None) + value = 0; + if (PyExceptionInstance_Check(type)) { + if (value) { + PyErr_SetString(PyExc_TypeError, + "instance exception may not have a separate value"); + goto bad; + } + value = type; + type = (PyObject*) Py_TYPE(value); + } else if (PyExceptionClass_Check(type)) { + PyObject *args; + if (!value) + args = PyTuple_New(0); + else if (PyTuple_Check(value)) { + Py_INCREF(value); + args = value; + } + else + args = PyTuple_Pack(1, value); + if (!args) + goto bad; + owned_instance = PyEval_CallObject(type, args); + Py_DECREF(args); + if (!owned_instance) + goto bad; + value = owned_instance; + if (!PyExceptionInstance_Check(value)) { + PyErr_Format(PyExc_TypeError, + "calling %R should have returned an instance of " + "BaseException, not %R", + type, Py_TYPE(value)); + goto bad; + } + } else { + PyErr_SetString(PyExc_TypeError, + "raise: exception class must be a subclass of BaseException"); + goto bad; + } + if (cause && cause != Py_None) { + PyObject *fixed_cause; + if (PyExceptionClass_Check(cause)) { + fixed_cause = PyObject_CallObject(cause, NULL); + if (fixed_cause == NULL) + goto bad; + } + else if (PyExceptionInstance_Check(cause)) { + fixed_cause = cause; + Py_INCREF(fixed_cause); + } + else { + PyErr_SetString(PyExc_TypeError, + "exception causes must derive from " + "BaseException"); + goto bad; + } + PyException_SetCause(value, fixed_cause); + } + PyErr_SetObject(type, value); + if (tb) { + PyThreadState *tstate = PyThreadState_GET(); + PyObject* tmp_tb = tstate->curexc_traceback; + if (tb != tmp_tb) { + Py_INCREF(tb); + tstate->curexc_traceback = tb; + Py_XDECREF(tmp_tb); + } + } +bad: + Py_XDECREF(owned_instance); + return; +} +#endif + +static void __Pyx_RaiseArgtupleInvalid( + const char* func_name, + int exact, + Py_ssize_t num_min, + Py_ssize_t num_max, + Py_ssize_t num_found) +{ + Py_ssize_t num_expected; + const char *more_or_less; + if (num_found < num_min) { + num_expected = num_min; + more_or_less = "at least"; + } else { + num_expected = num_max; + more_or_less = "at most"; + } + if (exact) { + more_or_less = "exactly"; + } + PyErr_Format(PyExc_TypeError, + "%s() takes %s %" CYTHON_FORMAT_SSIZE_T "d positional argument%s (%" CYTHON_FORMAT_SSIZE_T "d given)", + func_name, more_or_less, num_expected, + (num_expected == 1) ? "" : "s", num_found); +} + +static void __Pyx_RaiseDoubleKeywordsError( + const char* func_name, + PyObject* kw_name) +{ + PyErr_Format(PyExc_TypeError, + #if PY_MAJOR_VERSION >= 3 + "%s() got multiple values for keyword argument '%U'", func_name, kw_name); + #else + "%s() got multiple values for keyword argument '%s'", func_name, + PyString_AsString(kw_name)); + #endif +} + +static int __Pyx_ParseOptionalKeywords( + PyObject *kwds, + PyObject **argnames[], + PyObject *kwds2, + PyObject *values[], + Py_ssize_t num_pos_args, + const char* function_name) +{ + PyObject *key = 0, *value = 0; + Py_ssize_t pos = 0; + PyObject*** name; + PyObject*** first_kw_arg = argnames + num_pos_args; + while (PyDict_Next(kwds, &pos, &key, &value)) { + name = first_kw_arg; + while (*name && (**name != key)) name++; + if (*name) { + values[name-argnames] = value; + continue; + } + name = first_kw_arg; + #if PY_MAJOR_VERSION < 3 + if (likely(PyString_CheckExact(key)) || likely(PyString_Check(key))) { + while (*name) { + if ((CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**name) == PyString_GET_SIZE(key)) + && _PyString_Eq(**name, key)) { + values[name-argnames] = value; + break; + } + name++; + } + if (*name) continue; + else { + PyObject*** argname = argnames; + while (argname != first_kw_arg) { + if ((**argname == key) || ( + (CYTHON_COMPILING_IN_PYPY || PyString_GET_SIZE(**argname) == PyString_GET_SIZE(key)) + && _PyString_Eq(**argname, key))) { + goto arg_passed_twice; + } + argname++; + } + } + } else + #endif + if (likely(PyUnicode_Check(key))) { + while (*name) { + int cmp = (**name == key) ? 0 : + #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3 + (PyUnicode_GET_SIZE(**name) != PyUnicode_GET_SIZE(key)) ? 1 : + #endif + PyUnicode_Compare(**name, key); + if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad; + if (cmp == 0) { + values[name-argnames] = value; + break; + } + name++; + } + if (*name) continue; + else { + PyObject*** argname = argnames; + while (argname != first_kw_arg) { + int cmp = (**argname == key) ? 0 : + #if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION >= 3 + (PyUnicode_GET_SIZE(**argname) != PyUnicode_GET_SIZE(key)) ? 1 : + #endif + PyUnicode_Compare(**argname, key); + if (cmp < 0 && unlikely(PyErr_Occurred())) goto bad; + if (cmp == 0) goto arg_passed_twice; + argname++; + } + } + } else + goto invalid_keyword_type; + if (kwds2) { + if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad; + } else { + goto invalid_keyword; + } + } + return 0; +arg_passed_twice: + __Pyx_RaiseDoubleKeywordsError(function_name, key); + goto bad; +invalid_keyword_type: + PyErr_Format(PyExc_TypeError, + "%s() keywords must be strings", function_name); + goto bad; +invalid_keyword: + PyErr_Format(PyExc_TypeError, + #if PY_MAJOR_VERSION < 3 + "%s() got an unexpected keyword argument '%s'", + function_name, PyString_AsString(key)); + #else + "%s() got an unexpected keyword argument '%U'", + function_name, key); + #endif +bad: + return -1; +} + +static int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed, + const char *name, int exact) +{ + if (!type) { + PyErr_Format(PyExc_SystemError, "Missing type object"); + return 0; + } + if (none_allowed && obj == Py_None) return 1; + else if (exact) { + if (Py_TYPE(obj) == type) return 1; + } + else { + if (PyObject_TypeCheck(obj, type)) return 1; + } + PyErr_Format(PyExc_TypeError, + "Argument '%s' has incorrect type (expected %s, got %s)", + name, type->tp_name, Py_TYPE(obj)->tp_name); + return 0; +} + +static CYTHON_INLINE int __Pyx_IsLittleEndian(void) { + unsigned int n = 1; + return *(unsigned char*)(&n) != 0; +} +static void __Pyx_BufFmt_Init(__Pyx_BufFmt_Context* ctx, + __Pyx_BufFmt_StackElem* stack, + __Pyx_TypeInfo* type) { + stack[0].field = &ctx->root; + stack[0].parent_offset = 0; + ctx->root.type = type; + ctx->root.name = "buffer dtype"; + ctx->root.offset = 0; + ctx->head = stack; + ctx->head->field = &ctx->root; + ctx->fmt_offset = 0; + ctx->head->parent_offset = 0; + ctx->new_packmode = '@'; + ctx->enc_packmode = '@'; + ctx->new_count = 1; + ctx->enc_count = 0; + ctx->enc_type = 0; + ctx->is_complex = 0; + ctx->is_valid_array = 0; + ctx->struct_alignment = 0; + while (type->typegroup == 'S') { + ++ctx->head; + ctx->head->field = type->fields; + ctx->head->parent_offset = 0; + type = type->fields->type; + } +} +static int __Pyx_BufFmt_ParseNumber(const char** ts) { + int count; + const char* t = *ts; + if (*t < '0' || *t > '9') { + return -1; + } else { + count = *t++ - '0'; + while (*t >= '0' && *t < '9') { + count *= 10; + count += *t++ - '0'; + } + } + *ts = t; + return count; +} +static int __Pyx_BufFmt_ExpectNumber(const char **ts) { + int number = __Pyx_BufFmt_ParseNumber(ts); + if (number == -1) /* First char was not a digit */ + PyErr_Format(PyExc_ValueError,\ + "Does not understand character buffer dtype format string ('%c')", **ts); + return number; +} +static void __Pyx_BufFmt_RaiseUnexpectedChar(char ch) { + PyErr_Format(PyExc_ValueError, + "Unexpected format string character: '%c'", ch); +} +static const char* __Pyx_BufFmt_DescribeTypeChar(char ch, int is_complex) { + switch (ch) { + case 'c': return "'char'"; + case 'b': return "'signed char'"; + case 'B': return "'unsigned char'"; + case 'h': return "'short'"; + case 'H': return "'unsigned short'"; + case 'i': return "'int'"; + case 'I': return "'unsigned int'"; + case 'l': return "'long'"; + case 'L': return "'unsigned long'"; + case 'q': return "'long long'"; + case 'Q': return "'unsigned long long'"; + case 'f': return (is_complex ? "'complex float'" : "'float'"); + case 'd': return (is_complex ? "'complex double'" : "'double'"); + case 'g': return (is_complex ? "'complex long double'" : "'long double'"); + case 'T': return "a struct"; + case 'O': return "Python object"; + case 'P': return "a pointer"; + case 's': case 'p': return "a string"; + case 0: return "end"; + default: return "unparseable format string"; + } +} +static size_t __Pyx_BufFmt_TypeCharToStandardSize(char ch, int is_complex) { + switch (ch) { + case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1; + case 'h': case 'H': return 2; + case 'i': case 'I': case 'l': case 'L': return 4; + case 'q': case 'Q': return 8; + case 'f': return (is_complex ? 8 : 4); + case 'd': return (is_complex ? 16 : 8); + case 'g': { + PyErr_SetString(PyExc_ValueError, "Python does not define a standard format string size for long double ('g').."); + return 0; + } + case 'O': case 'P': return sizeof(void*); + default: + __Pyx_BufFmt_RaiseUnexpectedChar(ch); + return 0; + } +} +static size_t __Pyx_BufFmt_TypeCharToNativeSize(char ch, int is_complex) { + switch (ch) { + case 'c': case 'b': case 'B': case 's': case 'p': return 1; + case 'h': case 'H': return sizeof(short); + case 'i': case 'I': return sizeof(int); + case 'l': case 'L': return sizeof(long); + #ifdef HAVE_LONG_LONG + case 'q': case 'Q': return sizeof(PY_LONG_LONG); + #endif + case 'f': return sizeof(float) * (is_complex ? 2 : 1); + case 'd': return sizeof(double) * (is_complex ? 2 : 1); + case 'g': return sizeof(long double) * (is_complex ? 2 : 1); + case 'O': case 'P': return sizeof(void*); + default: { + __Pyx_BufFmt_RaiseUnexpectedChar(ch); + return 0; + } + } +} +typedef struct { char c; short x; } __Pyx_st_short; +typedef struct { char c; int x; } __Pyx_st_int; +typedef struct { char c; long x; } __Pyx_st_long; +typedef struct { char c; float x; } __Pyx_st_float; +typedef struct { char c; double x; } __Pyx_st_double; +typedef struct { char c; long double x; } __Pyx_st_longdouble; +typedef struct { char c; void *x; } __Pyx_st_void_p; +#ifdef HAVE_LONG_LONG +typedef struct { char c; PY_LONG_LONG x; } __Pyx_st_longlong; +#endif +static size_t __Pyx_BufFmt_TypeCharToAlignment(char ch, CYTHON_UNUSED int is_complex) { + switch (ch) { + case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1; + case 'h': case 'H': return sizeof(__Pyx_st_short) - sizeof(short); + case 'i': case 'I': return sizeof(__Pyx_st_int) - sizeof(int); + case 'l': case 'L': return sizeof(__Pyx_st_long) - sizeof(long); +#ifdef HAVE_LONG_LONG + case 'q': case 'Q': return sizeof(__Pyx_st_longlong) - sizeof(PY_LONG_LONG); +#endif + case 'f': return sizeof(__Pyx_st_float) - sizeof(float); + case 'd': return sizeof(__Pyx_st_double) - sizeof(double); + case 'g': return sizeof(__Pyx_st_longdouble) - sizeof(long double); + case 'P': case 'O': return sizeof(__Pyx_st_void_p) - sizeof(void*); + default: + __Pyx_BufFmt_RaiseUnexpectedChar(ch); + return 0; + } +} +/* These are for computing the padding at the end of the struct to align + on the first member of the struct. This will probably the same as above, + but we don't have any guarantees. + */ +typedef struct { short x; char c; } __Pyx_pad_short; +typedef struct { int x; char c; } __Pyx_pad_int; +typedef struct { long x; char c; } __Pyx_pad_long; +typedef struct { float x; char c; } __Pyx_pad_float; +typedef struct { double x; char c; } __Pyx_pad_double; +typedef struct { long double x; char c; } __Pyx_pad_longdouble; +typedef struct { void *x; char c; } __Pyx_pad_void_p; +#ifdef HAVE_LONG_LONG +typedef struct { PY_LONG_LONG x; char c; } __Pyx_pad_longlong; +#endif +static size_t __Pyx_BufFmt_TypeCharToPadding(char ch, CYTHON_UNUSED int is_complex) { + switch (ch) { + case '?': case 'c': case 'b': case 'B': case 's': case 'p': return 1; + case 'h': case 'H': return sizeof(__Pyx_pad_short) - sizeof(short); + case 'i': case 'I': return sizeof(__Pyx_pad_int) - sizeof(int); + case 'l': case 'L': return sizeof(__Pyx_pad_long) - sizeof(long); +#ifdef HAVE_LONG_LONG + case 'q': case 'Q': return sizeof(__Pyx_pad_longlong) - sizeof(PY_LONG_LONG); +#endif + case 'f': return sizeof(__Pyx_pad_float) - sizeof(float); + case 'd': return sizeof(__Pyx_pad_double) - sizeof(double); + case 'g': return sizeof(__Pyx_pad_longdouble) - sizeof(long double); + case 'P': case 'O': return sizeof(__Pyx_pad_void_p) - sizeof(void*); + default: + __Pyx_BufFmt_RaiseUnexpectedChar(ch); + return 0; + } +} +static char __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) { + switch (ch) { + case 'c': + return 'H'; + case 'b': case 'h': case 'i': + case 'l': case 'q': case 's': case 'p': + return 'I'; + case 'B': case 'H': case 'I': case 'L': case 'Q': + return 'U'; + case 'f': case 'd': case 'g': + return (is_complex ? 'C' : 'R'); + case 'O': + return 'O'; + case 'P': + return 'P'; + default: { + __Pyx_BufFmt_RaiseUnexpectedChar(ch); + return 0; + } + } +} +static void __Pyx_BufFmt_RaiseExpected(__Pyx_BufFmt_Context* ctx) { + if (ctx->head == NULL || ctx->head->field == &ctx->root) { + const char* expected; + const char* quote; + if (ctx->head == NULL) { + expected = "end"; + quote = ""; + } else { + expected = ctx->head->field->type->name; + quote = "'"; + } + PyErr_Format(PyExc_ValueError, + "Buffer dtype mismatch, expected %s%s%s but got %s", + quote, expected, quote, + __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex)); + } else { + __Pyx_StructField* field = ctx->head->field; + __Pyx_StructField* parent = (ctx->head - 1)->field; + PyErr_Format(PyExc_ValueError, + "Buffer dtype mismatch, expected '%s' but got %s in '%s.%s'", + field->type->name, __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex), + parent->type->name, field->name); + } +} +static int __Pyx_BufFmt_ProcessTypeChunk(__Pyx_BufFmt_Context* ctx) { + char group; + size_t size, offset, arraysize = 1; + if (ctx->enc_type == 0) return 0; + if (ctx->head->field->type->arraysize[0]) { + int i, ndim = 0; + if (ctx->enc_type == 's' || ctx->enc_type == 'p') { + ctx->is_valid_array = ctx->head->field->type->ndim == 1; + ndim = 1; + if (ctx->enc_count != ctx->head->field->type->arraysize[0]) { + PyErr_Format(PyExc_ValueError, + "Expected a dimension of size %zu, got %zu", + ctx->head->field->type->arraysize[0], ctx->enc_count); + return -1; + } + } + if (!ctx->is_valid_array) { + PyErr_Format(PyExc_ValueError, "Expected %d dimensions, got %d", + ctx->head->field->type->ndim, ndim); + return -1; + } + for (i = 0; i < ctx->head->field->type->ndim; i++) { + arraysize *= ctx->head->field->type->arraysize[i]; + } + ctx->is_valid_array = 0; + ctx->enc_count = 1; + } + group = __Pyx_BufFmt_TypeCharToGroup(ctx->enc_type, ctx->is_complex); + do { + __Pyx_StructField* field = ctx->head->field; + __Pyx_TypeInfo* type = field->type; + if (ctx->enc_packmode == '@' || ctx->enc_packmode == '^') { + size = __Pyx_BufFmt_TypeCharToNativeSize(ctx->enc_type, ctx->is_complex); + } else { + size = __Pyx_BufFmt_TypeCharToStandardSize(ctx->enc_type, ctx->is_complex); + } + if (ctx->enc_packmode == '@') { + size_t align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex); + size_t align_mod_offset; + if (align_at == 0) return -1; + align_mod_offset = ctx->fmt_offset % align_at; + if (align_mod_offset > 0) ctx->fmt_offset += align_at - align_mod_offset; + if (ctx->struct_alignment == 0) + ctx->struct_alignment = __Pyx_BufFmt_TypeCharToPadding(ctx->enc_type, + ctx->is_complex); + } + if (type->size != size || type->typegroup != group) { + if (type->typegroup == 'C' && type->fields != NULL) { + size_t parent_offset = ctx->head->parent_offset + field->offset; + ++ctx->head; + ctx->head->field = type->fields; + ctx->head->parent_offset = parent_offset; + continue; + } + if ((type->typegroup == 'H' || group == 'H') && type->size == size) { + } else { + __Pyx_BufFmt_RaiseExpected(ctx); + return -1; + } + } + offset = ctx->head->parent_offset + field->offset; + if (ctx->fmt_offset != offset) { + PyErr_Format(PyExc_ValueError, + "Buffer dtype mismatch; next field is at offset %" CYTHON_FORMAT_SSIZE_T "d but %" CYTHON_FORMAT_SSIZE_T "d expected", + (Py_ssize_t)ctx->fmt_offset, (Py_ssize_t)offset); + return -1; + } + ctx->fmt_offset += size; + if (arraysize) + ctx->fmt_offset += (arraysize - 1) * size; + --ctx->enc_count; /* Consume from buffer string */ + while (1) { + if (field == &ctx->root) { + ctx->head = NULL; + if (ctx->enc_count != 0) { + __Pyx_BufFmt_RaiseExpected(ctx); + return -1; + } + break; /* breaks both loops as ctx->enc_count == 0 */ + } + ctx->head->field = ++field; + if (field->type == NULL) { + --ctx->head; + field = ctx->head->field; + continue; + } else if (field->type->typegroup == 'S') { + size_t parent_offset = ctx->head->parent_offset + field->offset; + if (field->type->fields->type == NULL) continue; /* empty struct */ + field = field->type->fields; + ++ctx->head; + ctx->head->field = field; + ctx->head->parent_offset = parent_offset; + break; + } else { + break; + } + } + } while (ctx->enc_count); + ctx->enc_type = 0; + ctx->is_complex = 0; + return 0; +} +static CYTHON_INLINE PyObject * +__pyx_buffmt_parse_array(__Pyx_BufFmt_Context* ctx, const char** tsp) +{ + const char *ts = *tsp; + int i = 0, number; + int ndim = ctx->head->field->type->ndim; +; + ++ts; + if (ctx->new_count != 1) { + PyErr_SetString(PyExc_ValueError, + "Cannot handle repeated arrays in format string"); + return NULL; + } + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + while (*ts && *ts != ')') { + if (isspace(*ts)) + continue; + number = __Pyx_BufFmt_ExpectNumber(&ts); + if (number == -1) return NULL; + if (i < ndim && (size_t) number != ctx->head->field->type->arraysize[i]) + return PyErr_Format(PyExc_ValueError, + "Expected a dimension of size %zu, got %d", + ctx->head->field->type->arraysize[i], number); + if (*ts != ',' && *ts != ')') + return PyErr_Format(PyExc_ValueError, + "Expected a comma in format string, got '%c'", *ts); + if (*ts == ',') ts++; + i++; + } + if (i != ndim) + return PyErr_Format(PyExc_ValueError, "Expected %d dimension(s), got %d", + ctx->head->field->type->ndim, i); + if (!*ts) { + PyErr_SetString(PyExc_ValueError, + "Unexpected end of format string, expected ')'"); + return NULL; + } + ctx->is_valid_array = 1; + ctx->new_count = 1; + *tsp = ++ts; + return Py_None; +} +static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts) { + int got_Z = 0; + while (1) { + switch(*ts) { + case 0: + if (ctx->enc_type != 0 && ctx->head == NULL) { + __Pyx_BufFmt_RaiseExpected(ctx); + return NULL; + } + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + if (ctx->head != NULL) { + __Pyx_BufFmt_RaiseExpected(ctx); + return NULL; + } + return ts; + case ' ': + case 10: + case 13: + ++ts; + break; + case '<': + if (!__Pyx_IsLittleEndian()) { + PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler"); + return NULL; + } + ctx->new_packmode = '='; + ++ts; + break; + case '>': + case '!': + if (__Pyx_IsLittleEndian()) { + PyErr_SetString(PyExc_ValueError, "Big-endian buffer not supported on little-endian compiler"); + return NULL; + } + ctx->new_packmode = '='; + ++ts; + break; + case '=': + case '@': + case '^': + ctx->new_packmode = *ts++; + break; + case 'T': /* substruct */ + { + const char* ts_after_sub; + size_t i, struct_count = ctx->new_count; + size_t struct_alignment = ctx->struct_alignment; + ctx->new_count = 1; + ++ts; + if (*ts != '{') { + PyErr_SetString(PyExc_ValueError, "Buffer acquisition: Expected '{' after 'T'"); + return NULL; + } + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + ctx->enc_type = 0; /* Erase processed last struct element */ + ctx->enc_count = 0; + ctx->struct_alignment = 0; + ++ts; + ts_after_sub = ts; + for (i = 0; i != struct_count; ++i) { + ts_after_sub = __Pyx_BufFmt_CheckString(ctx, ts); + if (!ts_after_sub) return NULL; + } + ts = ts_after_sub; + if (struct_alignment) ctx->struct_alignment = struct_alignment; + } + break; + case '}': /* end of substruct; either repeat or move on */ + { + size_t alignment = ctx->struct_alignment; + ++ts; + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + ctx->enc_type = 0; /* Erase processed last struct element */ + if (alignment && ctx->fmt_offset % alignment) { + ctx->fmt_offset += alignment - (ctx->fmt_offset % alignment); + } + } + return ts; + case 'x': + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + ctx->fmt_offset += ctx->new_count; + ctx->new_count = 1; + ctx->enc_count = 0; + ctx->enc_type = 0; + ctx->enc_packmode = ctx->new_packmode; + ++ts; + break; + case 'Z': + got_Z = 1; + ++ts; + if (*ts != 'f' && *ts != 'd' && *ts != 'g') { + __Pyx_BufFmt_RaiseUnexpectedChar('Z'); + return NULL; + } /* fall through */ + case 'c': case 'b': case 'B': case 'h': case 'H': case 'i': case 'I': + case 'l': case 'L': case 'q': case 'Q': + case 'f': case 'd': case 'g': + case 'O': case 's': case 'p': + if (ctx->enc_type == *ts && got_Z == ctx->is_complex && + ctx->enc_packmode == ctx->new_packmode) { + ctx->enc_count += ctx->new_count; + } else { + if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL; + ctx->enc_count = ctx->new_count; + ctx->enc_packmode = ctx->new_packmode; + ctx->enc_type = *ts; + ctx->is_complex = got_Z; + } + ++ts; + ctx->new_count = 1; + got_Z = 0; + break; + case ':': + ++ts; + while(*ts != ':') ++ts; + ++ts; + break; + case '(': + if (!__pyx_buffmt_parse_array(ctx, &ts)) return NULL; + break; + default: + { + int number = __Pyx_BufFmt_ExpectNumber(&ts); + if (number == -1) return NULL; + ctx->new_count = (size_t)number; + } + } + } +} +static CYTHON_INLINE void __Pyx_ZeroBuffer(Py_buffer* buf) { + buf->buf = NULL; + buf->obj = NULL; + buf->strides = __Pyx_zeros; + buf->shape = __Pyx_zeros; + buf->suboffsets = __Pyx_minusones; +} +static CYTHON_INLINE int __Pyx_GetBufferAndValidate( + Py_buffer* buf, PyObject* obj, __Pyx_TypeInfo* dtype, int flags, + int nd, int cast, __Pyx_BufFmt_StackElem* stack) +{ + if (obj == Py_None || obj == NULL) { + __Pyx_ZeroBuffer(buf); + return 0; + } + buf->buf = NULL; + if (__Pyx_GetBuffer(obj, buf, flags) == -1) goto fail; + if (buf->ndim != nd) { + PyErr_Format(PyExc_ValueError, + "Buffer has wrong number of dimensions (expected %d, got %d)", + nd, buf->ndim); + goto fail; + } + if (!cast) { + __Pyx_BufFmt_Context ctx; + __Pyx_BufFmt_Init(&ctx, stack, dtype); + if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail; + } + if ((unsigned)buf->itemsize != dtype->size) { + PyErr_Format(PyExc_ValueError, + "Item size of buffer (%" CYTHON_FORMAT_SSIZE_T "d byte%s) does not match size of '%s' (%" CYTHON_FORMAT_SSIZE_T "d byte%s)", + buf->itemsize, (buf->itemsize > 1) ? "s" : "", + dtype->name, (Py_ssize_t)dtype->size, (dtype->size > 1) ? "s" : ""); + goto fail; + } + if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones; + return 0; +fail:; + __Pyx_ZeroBuffer(buf); + return -1; +} +static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info) { + if (info->buf == NULL) return; + if (info->suboffsets == __Pyx_minusones) info->suboffsets = NULL; + __Pyx_ReleaseBuffer(info); +} + +static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) { + if (unlikely(!type)) { + PyErr_Format(PyExc_SystemError, "Missing type object"); + return 0; + } + if (likely(PyObject_TypeCheck(obj, type))) + return 1; + PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s", + Py_TYPE(obj)->tp_name, type->tp_name); + return 0; +} + +static void __Pyx_RaiseBufferFallbackError(void) { + PyErr_Format(PyExc_ValueError, + "Buffer acquisition failed on assignment; and then reacquiring the old buffer failed too!"); +} + +static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) { + PyErr_Format(PyExc_ValueError, + "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected); +} + +static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) { + PyErr_Format(PyExc_ValueError, + "need more than %" CYTHON_FORMAT_SSIZE_T "d value%s to unpack", + index, (index == 1) ? "" : "s"); +} + +static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) { + PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable"); +} + +static CYTHON_INLINE int __Pyx_IterFinish(void) { +#if CYTHON_COMPILING_IN_CPYTHON + PyThreadState *tstate = PyThreadState_GET(); + PyObject* exc_type = tstate->curexc_type; + if (unlikely(exc_type)) { + if (likely(exc_type == PyExc_StopIteration) || PyErr_GivenExceptionMatches(exc_type, PyExc_StopIteration)) { + PyObject *exc_value, *exc_tb; + exc_value = tstate->curexc_value; + exc_tb = tstate->curexc_traceback; + tstate->curexc_type = 0; + tstate->curexc_value = 0; + tstate->curexc_traceback = 0; + Py_DECREF(exc_type); + Py_XDECREF(exc_value); + Py_XDECREF(exc_tb); + return 0; + } else { + return -1; + } + } + return 0; +#else + if (unlikely(PyErr_Occurred())) { + if (likely(PyErr_ExceptionMatches(PyExc_StopIteration))) { + PyErr_Clear(); + return 0; + } else { + return -1; + } + } + return 0; +#endif +} + +static int __Pyx_IternextUnpackEndCheck(PyObject *retval, Py_ssize_t expected) { + if (unlikely(retval)) { + Py_DECREF(retval); + __Pyx_RaiseTooManyValuesError(expected); + return -1; + } else { + return __Pyx_IterFinish(); + } + return 0; +} + +#if PY_MAJOR_VERSION < 3 +static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) { + CYTHON_UNUSED PyObject *getbuffer_cobj; + #if PY_VERSION_HEX >= 0x02060000 + if (PyObject_CheckBuffer(obj)) return PyObject_GetBuffer(obj, view, flags); + #endif + if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) return __pyx_pw_5numpy_7ndarray_1__getbuffer__(obj, view, flags); + #if PY_VERSION_HEX < 0x02060000 + if (obj->ob_type->tp_dict && + (getbuffer_cobj = PyMapping_GetItemString(obj->ob_type->tp_dict, + "__pyx_getbuffer"))) { + getbufferproc func; + #if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 0) + func = (getbufferproc) PyCapsule_GetPointer(getbuffer_cobj, "getbuffer(obj, view, flags)"); + #else + func = (getbufferproc) PyCObject_AsVoidPtr(getbuffer_cobj); + #endif + Py_DECREF(getbuffer_cobj); + if (!func) + goto fail; + return func(obj, view, flags); + } else { + PyErr_Clear(); + } + #endif + PyErr_Format(PyExc_TypeError, "'%100s' does not have the buffer interface", Py_TYPE(obj)->tp_name); +#if PY_VERSION_HEX < 0x02060000 +fail: +#endif + return -1; +} +static void __Pyx_ReleaseBuffer(Py_buffer *view) { + PyObject *obj = view->obj; + CYTHON_UNUSED PyObject *releasebuffer_cobj; + if (!obj) return; + #if PY_VERSION_HEX >= 0x02060000 + if (PyObject_CheckBuffer(obj)) { + PyBuffer_Release(view); + return; + } + #endif + if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) { __pyx_pw_5numpy_7ndarray_3__releasebuffer__(obj, view); return; } + #if PY_VERSION_HEX < 0x02060000 + if (obj->ob_type->tp_dict && + (releasebuffer_cobj = PyMapping_GetItemString(obj->ob_type->tp_dict, + "__pyx_releasebuffer"))) { + releasebufferproc func; + #if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION == 3 && PY_MINOR_VERSION == 0) + func = (releasebufferproc) PyCapsule_GetPointer(releasebuffer_cobj, "releasebuffer(obj, view)"); + #else + func = (releasebufferproc) PyCObject_AsVoidPtr(releasebuffer_cobj); + #endif + Py_DECREF(releasebuffer_cobj); + if (!func) + goto fail; + func(obj, view); + return; + } else { + PyErr_Clear(); + } + #endif + goto nofail; +#if PY_VERSION_HEX < 0x02060000 +fail: +#endif + PyErr_WriteUnraisable(obj); +nofail: + Py_DECREF(obj); + view->obj = NULL; +} +#endif /* PY_MAJOR_VERSION < 3 */ + + + static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list, long level) { + PyObject *py_import = 0; + PyObject *empty_list = 0; + PyObject *module = 0; + PyObject *global_dict = 0; + PyObject *empty_dict = 0; + PyObject *list; + py_import = __Pyx_GetAttrString(__pyx_b, "__import__"); + if (!py_import) + goto bad; + if (from_list) + list = from_list; + else { + empty_list = PyList_New(0); + if (!empty_list) + goto bad; + list = empty_list; + } + global_dict = PyModule_GetDict(__pyx_m); + if (!global_dict) + goto bad; + empty_dict = PyDict_New(); + if (!empty_dict) + goto bad; + #if PY_VERSION_HEX >= 0x02050000 + { + #if PY_MAJOR_VERSION >= 3 + if (level == -1) { + if (strchr(__Pyx_MODULE_NAME, '.')) { + /* try package relative import first */ + PyObject *py_level = PyInt_FromLong(1); + if (!py_level) + goto bad; + module = PyObject_CallFunctionObjArgs(py_import, + name, global_dict, empty_dict, list, py_level, NULL); + Py_DECREF(py_level); + if (!module) { + if (!PyErr_ExceptionMatches(PyExc_ImportError)) + goto bad; + PyErr_Clear(); + } + } + level = 0; /* try absolute import on failure */ + } + #endif + if (!module) { + PyObject *py_level = PyInt_FromLong(level); + if (!py_level) + goto bad; + module = PyObject_CallFunctionObjArgs(py_import, + name, global_dict, empty_dict, list, py_level, NULL); + Py_DECREF(py_level); + } + } + #else + if (level>0) { + PyErr_SetString(PyExc_RuntimeError, "Relative import is not supported for Python <=2.4."); + goto bad; + } + module = PyObject_CallFunctionObjArgs(py_import, + name, global_dict, empty_dict, list, NULL); + #endif +bad: + Py_XDECREF(empty_list); + Py_XDECREF(py_import); + Py_XDECREF(empty_dict); + return module; +} + +static CYTHON_INLINE void __Pyx_RaiseImportError(PyObject *name) { +#if PY_MAJOR_VERSION < 3 + PyErr_Format(PyExc_ImportError, "cannot import name %.230s", + PyString_AsString(name)); +#else + PyErr_Format(PyExc_ImportError, "cannot import name %S", name); +#endif +} + +#if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION < 3 +static PyObject *__Pyx_GetStdout(void) { + PyObject *f = PySys_GetObject((char *)"stdout"); + if (!f) { + PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); + } + return f; +} +static int __Pyx_Print(PyObject* f, PyObject *arg_tuple, int newline) { + int i; + if (!f) { + if (!(f = __Pyx_GetStdout())) + return -1; + } + Py_INCREF(f); + for (i=0; i < PyTuple_GET_SIZE(arg_tuple); i++) { + PyObject* v; + if (PyFile_SoftSpace(f, 1)) { + if (PyFile_WriteString(" ", f) < 0) + goto error; + } + v = PyTuple_GET_ITEM(arg_tuple, i); + if (PyFile_WriteObject(v, f, Py_PRINT_RAW) < 0) + goto error; + if (PyString_Check(v)) { + char *s = PyString_AsString(v); + Py_ssize_t len = PyString_Size(v); + if (len > 0 && + isspace(Py_CHARMASK(s[len-1])) && + s[len-1] != ' ') + PyFile_SoftSpace(f, 0); + } + } + if (newline) { + if (PyFile_WriteString("\n", f) < 0) + goto error; + PyFile_SoftSpace(f, 0); + } + Py_DECREF(f); + return 0; +error: + Py_DECREF(f); + return -1; +} +#else /* Python 3 has a print function */ +static int __Pyx_Print(PyObject* stream, PyObject *arg_tuple, int newline) { + PyObject* kwargs = 0; + PyObject* result = 0; + PyObject* end_string; + if (unlikely(!__pyx_print)) { + __pyx_print = __Pyx_GetAttrString(__pyx_b, "print"); + if (!__pyx_print) + return -1; + } + if (stream) { + kwargs = PyDict_New(); + if (unlikely(!kwargs)) + return -1; + if (unlikely(PyDict_SetItemString(kwargs, "file", stream) < 0)) + goto bad; + if (!newline) { + end_string = PyUnicode_FromStringAndSize(" ", 1); + if (unlikely(!end_string)) + goto bad; + if (PyDict_SetItemString(kwargs, "end", end_string) < 0) { + Py_DECREF(end_string); + goto bad; + } + Py_DECREF(end_string); + } + } else if (!newline) { + if (unlikely(!__pyx_print_kwargs)) { + __pyx_print_kwargs = PyDict_New(); + if (unlikely(!__pyx_print_kwargs)) + return -1; + end_string = PyUnicode_FromStringAndSize(" ", 1); + if (unlikely(!end_string)) + return -1; + if (PyDict_SetItemString(__pyx_print_kwargs, "end", end_string) < 0) { + Py_DECREF(end_string); + return -1; + } + Py_DECREF(end_string); + } + kwargs = __pyx_print_kwargs; + } + result = PyObject_Call(__pyx_print, arg_tuple, kwargs); + if (unlikely(kwargs) && (kwargs != __pyx_print_kwargs)) + Py_DECREF(kwargs); + if (!result) + return -1; + Py_DECREF(result); + return 0; +bad: + if (kwargs != __pyx_print_kwargs) + Py_XDECREF(kwargs); + return -1; +} +#endif + +#if !CYTHON_COMPILING_IN_PYPY && PY_MAJOR_VERSION < 3 +static int __Pyx_PrintOne(PyObject* f, PyObject *o) { + if (!f) { + if (!(f = __Pyx_GetStdout())) + return -1; + } + Py_INCREF(f); + if (PyFile_SoftSpace(f, 0)) { + if (PyFile_WriteString(" ", f) < 0) + goto error; + } + if (PyFile_WriteObject(o, f, Py_PRINT_RAW) < 0) + goto error; + if (PyFile_WriteString("\n", f) < 0) + goto error; + Py_DECREF(f); + return 0; +error: + Py_DECREF(f); + return -1; + /* the line below is just to avoid C compiler + * warnings about unused functions */ + return __Pyx_Print(f, NULL, 0); +} +#else /* Python 3 has a print function */ +static int __Pyx_PrintOne(PyObject* stream, PyObject *o) { + int res; + PyObject* arg_tuple = PyTuple_Pack(1, o); + if (unlikely(!arg_tuple)) + return -1; + res = __Pyx_Print(stream, arg_tuple, 1); + Py_DECREF(arg_tuple); + return res; +} +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + return ::std::complex< float >(x, y); + } + #else + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + return x + y*(__pyx_t_float_complex)_Complex_I; + } + #endif +#else + static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) { + __pyx_t_float_complex z; + z.real = x; + z.imag = y; + return z; + } +#endif + +#if CYTHON_CCOMPLEX +#else + static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + return (a.real == b.real) && (a.imag == b.imag); + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real + b.real; + z.imag = a.imag + b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real - b.real; + z.imag = a.imag - b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + z.real = a.real * b.real - a.imag * b.imag; + z.imag = a.real * b.imag + a.imag * b.real; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + float denom = b.real * b.real + b.imag * b.imag; + z.real = (a.real * b.real + a.imag * b.imag) / denom; + z.imag = (a.imag * b.real - a.real * b.imag) / denom; + return z; + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex a) { + __pyx_t_float_complex z; + z.real = -a.real; + z.imag = -a.imag; + return z; + } + static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex a) { + return (a.real == 0) && (a.imag == 0); + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex a) { + __pyx_t_float_complex z; + z.real = a.real; + z.imag = -a.imag; + return z; + } + #if 1 + static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex z) { + #if !defined(HAVE_HYPOT) || defined(_MSC_VER) + return sqrtf(z.real*z.real + z.imag*z.imag); + #else + return hypotf(z.real, z.imag); + #endif + } + static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex a, __pyx_t_float_complex b) { + __pyx_t_float_complex z; + float r, lnr, theta, z_r, z_theta; + if (b.imag == 0 && b.real == (int)b.real) { + if (b.real < 0) { + float denom = a.real * a.real + a.imag * a.imag; + a.real = a.real / denom; + a.imag = -a.imag / denom; + b.real = -b.real; + } + switch ((int)b.real) { + case 0: + z.real = 1; + z.imag = 0; + return z; + case 1: + return a; + case 2: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(a, a); + case 3: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(z, a); + case 4: + z = __Pyx_c_prodf(a, a); + return __Pyx_c_prodf(z, z); + } + } + if (a.imag == 0) { + if (a.real == 0) { + return a; + } + r = a.real; + theta = 0; + } else { + r = __Pyx_c_absf(a); + theta = atan2f(a.imag, a.real); + } + lnr = logf(r); + z_r = expf(lnr * b.real - theta * b.imag); + z_theta = theta * b.real + lnr * b.imag; + z.real = z_r * cosf(z_theta); + z.imag = z_r * sinf(z_theta); + return z; + } + #endif +#endif + +#if CYTHON_CCOMPLEX + #ifdef __cplusplus + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + return ::std::complex< double >(x, y); + } + #else + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + return x + y*(__pyx_t_double_complex)_Complex_I; + } + #endif +#else + static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) { + __pyx_t_double_complex z; + z.real = x; + z.imag = y; + return z; + } +#endif + +#if CYTHON_CCOMPLEX +#else + static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) { + return (a.real == b.real) && (a.imag == b.imag); + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real + b.real; + z.imag = a.imag + b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real - b.real; + z.imag = a.imag - b.imag; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + z.real = a.real * b.real - a.imag * b.imag; + z.imag = a.real * b.imag + a.imag * b.real; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + double denom = b.real * b.real + b.imag * b.imag; + z.real = (a.real * b.real + a.imag * b.imag) / denom; + z.imag = (a.imag * b.real - a.real * b.imag) / denom; + return z; + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex a) { + __pyx_t_double_complex z; + z.real = -a.real; + z.imag = -a.imag; + return z; + } + static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex a) { + return (a.real == 0) && (a.imag == 0); + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex a) { + __pyx_t_double_complex z; + z.real = a.real; + z.imag = -a.imag; + return z; + } + #if 1 + static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex z) { + #if !defined(HAVE_HYPOT) || defined(_MSC_VER) + return sqrt(z.real*z.real + z.imag*z.imag); + #else + return hypot(z.real, z.imag); + #endif + } + static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex a, __pyx_t_double_complex b) { + __pyx_t_double_complex z; + double r, lnr, theta, z_r, z_theta; + if (b.imag == 0 && b.real == (int)b.real) { + if (b.real < 0) { + double denom = a.real * a.real + a.imag * a.imag; + a.real = a.real / denom; + a.imag = -a.imag / denom; + b.real = -b.real; + } + switch ((int)b.real) { + case 0: + z.real = 1; + z.imag = 0; + return z; + case 1: + return a; + case 2: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(a, a); + case 3: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(z, a); + case 4: + z = __Pyx_c_prod(a, a); + return __Pyx_c_prod(z, z); + } + } + if (a.imag == 0) { + if (a.real == 0) { + return a; + } + r = a.real; + theta = 0; + } else { + r = __Pyx_c_abs(a); + theta = atan2(a.imag, a.real); + } + lnr = log(r); + z_r = exp(lnr * b.real - theta * b.imag); + z_theta = theta * b.real + lnr * b.imag; + z.real = z_r * cos(z_theta); + z.imag = z_r * sin(z_theta); + return z; + } + #endif +#endif + +static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) { + const unsigned char neg_one = (unsigned char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned char" : + "value too large to convert to unsigned char"); + } + return (unsigned char)-1; + } + return (unsigned char)val; + } + return (unsigned char)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject* x) { + const unsigned short neg_one = (unsigned short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned short" : + "value too large to convert to unsigned short"); + } + return (unsigned short)-1; + } + return (unsigned short)val; + } + return (unsigned short)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject* x) { + const unsigned int neg_one = (unsigned int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(unsigned int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(unsigned int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to unsigned int" : + "value too large to convert to unsigned int"); + } + return (unsigned int)-1; + } + return (unsigned int)val; + } + return (unsigned int)__Pyx_PyInt_AsUnsignedLong(x); +} + +static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject* x) { + const char neg_one = (char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to char" : + "value too large to convert to char"); + } + return (char)-1; + } + return (char)val; + } + return (char)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject* x) { + const short neg_one = (short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to short" : + "value too large to convert to short"); + } + return (short)-1; + } + return (short)val; + } + return (short)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject* x) { + const int neg_one = (int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to int" : + "value too large to convert to int"); + } + return (int)-1; + } + return (int)val; + } + return (int)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject* x) { + const signed char neg_one = (signed char)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed char) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed char)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed char" : + "value too large to convert to signed char"); + } + return (signed char)-1; + } + return (signed char)val; + } + return (signed char)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject* x) { + const signed short neg_one = (signed short)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed short) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed short)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed short" : + "value too large to convert to signed short"); + } + return (signed short)-1; + } + return (signed short)val; + } + return (signed short)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject* x) { + const signed int neg_one = (signed int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(signed int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(signed int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to signed int" : + "value too large to convert to signed int"); + } + return (signed int)-1; + } + return (signed int)val; + } + return (signed int)__Pyx_PyInt_AsSignedLong(x); +} + +static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject* x) { + const int neg_one = (int)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; + if (sizeof(int) < sizeof(long)) { + long val = __Pyx_PyInt_AsLong(x); + if (unlikely(val != (long)(int)val)) { + if (!unlikely(val == -1 && PyErr_Occurred())) { + PyErr_SetString(PyExc_OverflowError, + (is_unsigned && unlikely(val < 0)) ? + "can't convert negative value to int" : + "value too large to convert to int"); + } + return (int)-1; + } + return (int)val; + } + return (int)__Pyx_PyInt_AsLong(x); +} + +static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject* x) { + const unsigned long neg_one = (unsigned long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned long"); + return (unsigned long)-1; + } + return (unsigned long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned long"); + return (unsigned long)-1; + } + return (unsigned long)PyLong_AsUnsignedLong(x); + } else { + return (unsigned long)PyLong_AsLong(x); + } + } else { + unsigned long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (unsigned long)-1; + val = __Pyx_PyInt_AsUnsignedLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject* x) { + const unsigned PY_LONG_LONG neg_one = (unsigned PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned PY_LONG_LONG"); + return (unsigned PY_LONG_LONG)-1; + } + return (unsigned PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to unsigned PY_LONG_LONG"); + return (unsigned PY_LONG_LONG)-1; + } + return (unsigned PY_LONG_LONG)PyLong_AsUnsignedLongLong(x); + } else { + return (unsigned PY_LONG_LONG)PyLong_AsLongLong(x); + } + } else { + unsigned PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (unsigned PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsUnsignedLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject* x) { + const long neg_one = (long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to long"); + return (long)-1; + } + return (long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to long"); + return (long)-1; + } + return (long)PyLong_AsUnsignedLong(x); + } else { + return (long)PyLong_AsLong(x); + } + } else { + long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (long)-1; + val = __Pyx_PyInt_AsLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject* x) { + const PY_LONG_LONG neg_one = (PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to PY_LONG_LONG"); + return (PY_LONG_LONG)-1; + } + return (PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to PY_LONG_LONG"); + return (PY_LONG_LONG)-1; + } + return (PY_LONG_LONG)PyLong_AsUnsignedLongLong(x); + } else { + return (PY_LONG_LONG)PyLong_AsLongLong(x); + } + } else { + PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject* x) { + const signed long neg_one = (signed long)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed long"); + return (signed long)-1; + } + return (signed long)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed long"); + return (signed long)-1; + } + return (signed long)PyLong_AsUnsignedLong(x); + } else { + return (signed long)PyLong_AsLong(x); + } + } else { + signed long val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (signed long)-1; + val = __Pyx_PyInt_AsSignedLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject* x) { + const signed PY_LONG_LONG neg_one = (signed PY_LONG_LONG)-1, const_zero = 0; + const int is_unsigned = neg_one > const_zero; +#if PY_VERSION_HEX < 0x03000000 + if (likely(PyInt_Check(x))) { + long val = PyInt_AS_LONG(x); + if (is_unsigned && unlikely(val < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed PY_LONG_LONG"); + return (signed PY_LONG_LONG)-1; + } + return (signed PY_LONG_LONG)val; + } else +#endif + if (likely(PyLong_Check(x))) { + if (is_unsigned) { + if (unlikely(Py_SIZE(x) < 0)) { + PyErr_SetString(PyExc_OverflowError, + "can't convert negative value to signed PY_LONG_LONG"); + return (signed PY_LONG_LONG)-1; + } + return (signed PY_LONG_LONG)PyLong_AsUnsignedLongLong(x); + } else { + return (signed PY_LONG_LONG)PyLong_AsLongLong(x); + } + } else { + signed PY_LONG_LONG val; + PyObject *tmp = __Pyx_PyNumber_Int(x); + if (!tmp) return (signed PY_LONG_LONG)-1; + val = __Pyx_PyInt_AsSignedLongLong(tmp); + Py_DECREF(tmp); + return val; + } +} + +static void __Pyx_WriteUnraisable(const char *name, CYTHON_UNUSED int clineno, + CYTHON_UNUSED int lineno, CYTHON_UNUSED const char *filename) { + PyObject *old_exc, *old_val, *old_tb; + PyObject *ctx; + __Pyx_ErrFetch(&old_exc, &old_val, &old_tb); + #if PY_MAJOR_VERSION < 3 + ctx = PyString_FromString(name); + #else + ctx = PyUnicode_FromString(name); + #endif + __Pyx_ErrRestore(old_exc, old_val, old_tb); + if (!ctx) { + PyErr_WriteUnraisable(Py_None); + } else { + PyErr_WriteUnraisable(ctx); + Py_DECREF(ctx); + } +} + +static int __Pyx_check_binary_version(void) { + char ctversion[4], rtversion[4]; + PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION); + PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion()); + if (ctversion[0] != rtversion[0] || ctversion[2] != rtversion[2]) { + char message[200]; + PyOS_snprintf(message, sizeof(message), + "compiletime version %s of module '%.100s' " + "does not match runtime version %s", + ctversion, __Pyx_MODULE_NAME, rtversion); + #if PY_VERSION_HEX < 0x02050000 + return PyErr_Warn(NULL, message); + #else + return PyErr_WarnEx(NULL, message, 1); + #endif + } + return 0; +} + +static int __Pyx_SetVtable(PyObject *dict, void *vtable) { +#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0) + PyObject *ob = PyCapsule_New(vtable, 0, 0); +#else + PyObject *ob = PyCObject_FromVoidPtr(vtable, 0); +#endif + if (!ob) + goto bad; + if (PyDict_SetItemString(dict, "__pyx_vtable__", ob) < 0) + goto bad; + Py_DECREF(ob); + return 0; +bad: + Py_XDECREF(ob); + return -1; +} + +#ifndef __PYX_HAVE_RT_ImportModule +#define __PYX_HAVE_RT_ImportModule +static PyObject *__Pyx_ImportModule(const char *name) { + PyObject *py_name = 0; + PyObject *py_module = 0; + py_name = __Pyx_PyIdentifier_FromString(name); + if (!py_name) + goto bad; + py_module = PyImport_Import(py_name); + Py_DECREF(py_name); + return py_module; +bad: + Py_XDECREF(py_name); + return 0; +} +#endif + +#ifndef __PYX_HAVE_RT_ImportType +#define __PYX_HAVE_RT_ImportType +static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, + size_t size, int strict) +{ + PyObject *py_module = 0; + PyObject *result = 0; + PyObject *py_name = 0; + char warning[200]; + py_module = __Pyx_ImportModule(module_name); + if (!py_module) + goto bad; + py_name = __Pyx_PyIdentifier_FromString(class_name); + if (!py_name) + goto bad; + result = PyObject_GetAttr(py_module, py_name); + Py_DECREF(py_name); + py_name = 0; + Py_DECREF(py_module); + py_module = 0; + if (!result) + goto bad; + if (!PyType_Check(result)) { + PyErr_Format(PyExc_TypeError, + "%s.%s is not a type object", + module_name, class_name); + goto bad; + } + if (!strict && (size_t)((PyTypeObject *)result)->tp_basicsize > size) { + PyOS_snprintf(warning, sizeof(warning), + "%s.%s size changed, may indicate binary incompatibility", + module_name, class_name); + #if PY_VERSION_HEX < 0x02050000 + if (PyErr_Warn(NULL, warning) < 0) goto bad; + #else + if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad; + #endif + } + else if ((size_t)((PyTypeObject *)result)->tp_basicsize != size) { + PyErr_Format(PyExc_ValueError, + "%s.%s has the wrong size, try recompiling", + module_name, class_name); + goto bad; + } + return (PyTypeObject *)result; +bad: + Py_XDECREF(py_module); + Py_XDECREF(result); + return NULL; +} +#endif + +static void* __Pyx_GetVtable(PyObject *dict) { + void* ptr; + PyObject *ob = PyMapping_GetItemString(dict, (char *)"__pyx_vtable__"); + if (!ob) + goto bad; +#if PY_VERSION_HEX >= 0x02070000 && !(PY_MAJOR_VERSION==3&&PY_MINOR_VERSION==0) + ptr = PyCapsule_GetPointer(ob, 0); +#else + ptr = PyCObject_AsVoidPtr(ob); +#endif + if (!ptr && !PyErr_Occurred()) + PyErr_SetString(PyExc_RuntimeError, "invalid vtable found for imported type"); + Py_DECREF(ob); + return ptr; +bad: + Py_XDECREF(ob); + return NULL; +} + +static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) { + int start = 0, mid = 0, end = count - 1; + if (end >= 0 && code_line > entries[end].code_line) { + return count; + } + while (start < end) { + mid = (start + end) / 2; + if (code_line < entries[mid].code_line) { + end = mid; + } else if (code_line > entries[mid].code_line) { + start = mid + 1; + } else { + return mid; + } + } + if (code_line <= entries[mid].code_line) { + return mid; + } else { + return mid + 1; + } +} +static PyCodeObject *__pyx_find_code_object(int code_line) { + PyCodeObject* code_object; + int pos; + if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) { + return NULL; + } + pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line); + if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) { + return NULL; + } + code_object = __pyx_code_cache.entries[pos].code_object; + Py_INCREF(code_object); + return code_object; +} +static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) { + int pos, i; + __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries; + if (unlikely(!code_line)) { + return; + } + if (unlikely(!entries)) { + entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry)); + if (likely(entries)) { + __pyx_code_cache.entries = entries; + __pyx_code_cache.max_count = 64; + __pyx_code_cache.count = 1; + entries[0].code_line = code_line; + entries[0].code_object = code_object; + Py_INCREF(code_object); + } + return; + } + pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line); + if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) { + PyCodeObject* tmp = entries[pos].code_object; + entries[pos].code_object = code_object; + Py_DECREF(tmp); + return; + } + if (__pyx_code_cache.count == __pyx_code_cache.max_count) { + int new_max = __pyx_code_cache.max_count + 64; + entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc( + __pyx_code_cache.entries, new_max*sizeof(__Pyx_CodeObjectCacheEntry)); + if (unlikely(!entries)) { + return; + } + __pyx_code_cache.entries = entries; + __pyx_code_cache.max_count = new_max; + } + for (i=__pyx_code_cache.count; i>pos; i--) { + entries[i] = entries[i-1]; + } + entries[pos].code_line = code_line; + entries[pos].code_object = code_object; + __pyx_code_cache.count++; + Py_INCREF(code_object); +} + +#include "compile.h" +#include "frameobject.h" +#include "traceback.h" +static PyCodeObject* __Pyx_CreateCodeObjectForTraceback( + const char *funcname, int c_line, + int py_line, const char *filename) { + PyCodeObject *py_code = 0; + PyObject *py_srcfile = 0; + PyObject *py_funcname = 0; + #if PY_MAJOR_VERSION < 3 + py_srcfile = PyString_FromString(filename); + #else + py_srcfile = PyUnicode_FromString(filename); + #endif + if (!py_srcfile) goto bad; + if (c_line) { + #if PY_MAJOR_VERSION < 3 + py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line); + #else + py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line); + #endif + } + else { + #if PY_MAJOR_VERSION < 3 + py_funcname = PyString_FromString(funcname); + #else + py_funcname = PyUnicode_FromString(funcname); + #endif + } + if (!py_funcname) goto bad; + py_code = __Pyx_PyCode_New( + 0, /*int argcount,*/ + 0, /*int kwonlyargcount,*/ + 0, /*int nlocals,*/ + 0, /*int stacksize,*/ + 0, /*int flags,*/ + __pyx_empty_bytes, /*PyObject *code,*/ + __pyx_empty_tuple, /*PyObject *consts,*/ + __pyx_empty_tuple, /*PyObject *names,*/ + __pyx_empty_tuple, /*PyObject *varnames,*/ + __pyx_empty_tuple, /*PyObject *freevars,*/ + __pyx_empty_tuple, /*PyObject *cellvars,*/ + py_srcfile, /*PyObject *filename,*/ + py_funcname, /*PyObject *name,*/ + py_line, /*int firstlineno,*/ + __pyx_empty_bytes /*PyObject *lnotab*/ + ); + Py_DECREF(py_srcfile); + Py_DECREF(py_funcname); + return py_code; +bad: + Py_XDECREF(py_srcfile); + Py_XDECREF(py_funcname); + return NULL; +} +static void __Pyx_AddTraceback(const char *funcname, int c_line, + int py_line, const char *filename) { + PyCodeObject *py_code = 0; + PyObject *py_globals = 0; + PyFrameObject *py_frame = 0; + py_code = __pyx_find_code_object(c_line ? c_line : py_line); + if (!py_code) { + py_code = __Pyx_CreateCodeObjectForTraceback( + funcname, c_line, py_line, filename); + if (!py_code) goto bad; + __pyx_insert_code_object(c_line ? c_line : py_line, py_code); + } + py_globals = PyModule_GetDict(__pyx_m); + if (!py_globals) goto bad; + py_frame = PyFrame_New( + PyThreadState_GET(), /*PyThreadState *tstate,*/ + py_code, /*PyCodeObject *code,*/ + py_globals, /*PyObject *globals,*/ + 0 /*PyObject *locals*/ + ); + if (!py_frame) goto bad; + py_frame->f_lineno = py_line; + PyTraceBack_Here(py_frame); +bad: + Py_XDECREF(py_code); + Py_XDECREF(py_frame); +} + +static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) { + while (t->p) { + #if PY_MAJOR_VERSION < 3 + if (t->is_unicode) { + *t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL); + } else if (t->intern) { + *t->p = PyString_InternFromString(t->s); + } else { + *t->p = PyString_FromStringAndSize(t->s, t->n - 1); + } + #else /* Python 3+ has unicode identifiers */ + if (t->is_unicode | t->is_str) { + if (t->intern) { + *t->p = PyUnicode_InternFromString(t->s); + } else if (t->encoding) { + *t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL); + } else { + *t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1); + } + } else { + *t->p = PyBytes_FromStringAndSize(t->s, t->n - 1); + } + #endif + if (!*t->p) + return -1; + ++t; + } + return 0; +} + + +/* Type Conversion Functions */ + +static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) { + int is_true = x == Py_True; + if (is_true | (x == Py_False) | (x == Py_None)) return is_true; + else return PyObject_IsTrue(x); +} + +static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) { + PyNumberMethods *m; + const char *name = NULL; + PyObject *res = NULL; +#if PY_VERSION_HEX < 0x03000000 + if (PyInt_Check(x) || PyLong_Check(x)) +#else + if (PyLong_Check(x)) +#endif + return Py_INCREF(x), x; + m = Py_TYPE(x)->tp_as_number; +#if PY_VERSION_HEX < 0x03000000 + if (m && m->nb_int) { + name = "int"; + res = PyNumber_Int(x); + } + else if (m && m->nb_long) { + name = "long"; + res = PyNumber_Long(x); + } +#else + if (m && m->nb_int) { + name = "int"; + res = PyNumber_Long(x); + } +#endif + if (res) { +#if PY_VERSION_HEX < 0x03000000 + if (!PyInt_Check(res) && !PyLong_Check(res)) { +#else + if (!PyLong_Check(res)) { +#endif + PyErr_Format(PyExc_TypeError, + "__%s__ returned non-%s (type %.200s)", + name, name, Py_TYPE(res)->tp_name); + Py_DECREF(res); + return NULL; + } + } + else if (!PyErr_Occurred()) { + PyErr_SetString(PyExc_TypeError, + "an integer is required"); + } + return res; +} + +static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) { + Py_ssize_t ival; + PyObject* x = PyNumber_Index(b); + if (!x) return -1; + ival = PyInt_AsSsize_t(x); + Py_DECREF(x); + return ival; +} + +static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) { +#if PY_VERSION_HEX < 0x02050000 + if (ival <= LONG_MAX) + return PyInt_FromLong((long)ival); + else { + unsigned char *bytes = (unsigned char *) &ival; + int one = 1; int little = (int)*(unsigned char*)&one; + return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0); + } +#else + return PyInt_FromSize_t(ival); +#endif +} + +static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) { + unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x); + if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) { + return (size_t)-1; + } else if (unlikely(val != (unsigned PY_LONG_LONG)(size_t)val)) { + PyErr_SetString(PyExc_OverflowError, + "value too large to convert to size_t"); + return (size_t)-1; + } + return (size_t)val; +} + + +#endif /* Py_PYTHON_H */ diff --git a/test/test_blob.rb b/test/test_blob.rb index 966c2743..909afb12 100644 --- a/test/test_blob.rb +++ b/test/test_blob.rb @@ -181,6 +181,10 @@ class TestBlob < Test::Unit::TestCase assert blob("JavaScript/intro.js").generated? assert blob("JavaScript/classes.js").generated? + + # Cython-generated C/C++ + assert blob("C/sgd_fast.c").generated? + assert blob("C++/wrapper_inner.cpp").generated? end def test_vendored