Improves irregular table width for international languages

.gitignore

@@ -9,3 +9,4 @@ lib64/
 docs/_build
 .coverage
 .mypy_cache/
+tags

README.md

@@ -63,6 +63,7 @@ Hosted at Read The Docs: [tableprint.readthedocs.org](http://tableprint.readthed
 ## 🛠 Changelog
 | Version | Release Date | Description |
 |    ---: |      :---:   | :---        |
+| 0.8.0 | Oct 24 2017 | Improves support for international languages
 | 0.7.0 | May 26 2017 | Adds a TableContext context manager for easy creation of dynamic tables (tables that update periodically). Adds the ability to pass a list or tuple of widths to specify different widths for different columns
 | 0.6.9 | May 25 2017 | Splitting the tableprint.py module into a pacakge with multiple files
 | 0.6.7 | May 25 2017 | Fixes some bugs with ANSI escape sequences

setup.py

@@ -57,7 +57,7 @@ setup(
     # project is installed. For an analysis of "install_requires" vs pip's
     # requirements files see:
     # https://packaging.python.org/en/latest/requirements.html
-    install_requires=['numpy', 'six', 'future'],
+    install_requires=['numpy', 'six', 'future', 'wcwidth'],
 
     # List additional groups of dependencies here (e.g. development dependencies).
     # You can install these using the following syntax, for example:

tableprint/metadata.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 
 # Version info
-__version__ = '0.7.0'
+__version__ = '0.8.0'
 __license__ = 'MIT'
 
 # Project description(s)

tableprint/utils.py

@@ -3,6 +3,7 @@
 Tableprint utilities
 """
 from __future__ import print_function, unicode_literals
+from wcwidth import wcswidth
 import re
 import numpy as np
 
@@ -68,7 +69,7 @@ def humantime(time):
 
 def ansi_len(string):
     """Extra length due to any ANSI sequences in the string."""
-    return len(string) - len(re.compile(r'\x1b[^m]*m').sub('', string))
+    return len(string) - wcswidth(re.compile(r'\x1b[^m]*m').sub('', string))
 
 
 def format_line(data, linestyle):