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Update docstrings and add initial set of documentation

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This commit is contained in:
Ben Nuttall
2015-09-28 11:11:00 +01:00
parent a38ab6cd45
commit 3f960f6da3
12 changed files with 831 additions and 319 deletions
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19
gpiozero/input_devices.py
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@@ -14,7 +14,8 @@ from .devices import GPIODeviceError, GPIODevice, GPIOQueue
def _alias(key):
return property(
lambda self: getattr(self, key),
lambda self, val: setattr(self, key, val))
lambda self, val: setattr(self, key, val)
)
class InputDeviceError(GPIODeviceError):
@@ -28,12 +29,12 @@ class InputDevice(GPIODevice):
def __init__(self, pin=None, pull_up=False):
super(InputDevice, self).__init__(pin)
self._pull_up = pull_up
self._active_edge = (GPIO.RISING, GPIO.FALLING)[pull_up]
self._inactive_edge = (GPIO.FALLING, GPIO.RISING)[pull_up]
if pull_up:
self._active_state = GPIO.LOW
self._inactive_state = GPIO.HIGH
GPIO.setup(pin, GPIO.IN, (GPIO.PUD_DOWN, GPIO.PUD_UP)[pull_up])
self._active_edge = GPIO.FALLING if pull_up else GPIO.RISING
self._inactive_edge = GPIO.RISING if pull_up else GPIO.FALLING
self._active_state = GPIO.LOW if pull_up else GPIO.HIGH
self._inactive_state = GPIO.HIGH if pull_up else GPIO.LOW
pull = GPIO.PUD_UP if pull_up else GPIO.PUD_DOWN
GPIO.setup(pin, GPIO.IN, pull)
@property
def pull_up(self):
@@ -46,7 +47,7 @@ class InputDevice(GPIODevice):
class WaitableInputDevice(InputDevice):
"""
A time-dependent Generic Input Device.
An action-dependent Generic Input Device.
"""
def __init__(self, pin=None, pull_up=False):
super(WaitableInputDevice, self).__init__(pin, pull_up)
@@ -216,6 +217,8 @@ class Button(DigitalInputDevice):
def __init__(self, pin=None, pull_up=True, bouncetime=None):
super(Button, self).__init__(pin, pull_up, bouncetime)
is_pressed = alias('is_active')
when_pressed = _alias('when_activated')
when_released = _alias('when_deactivated')