add thinkpython2

README.md

@@ -560,6 +560,7 @@
 * [Python 绘图库 matplotlib 官方指南中文翻译](http://liam0205.me/2014/09/11/matplotlib-tutorial-zh-cn/)
 * [Scrapy 0.25 文档](http://scrapy-chs.readthedocs.org/zh_CN/latest/)
 * [ThinkPython](https://github.com/carfly/thinkpython-cn)
+* [ThinkPython 2ed](https://github.com/bingjin/ThinkPython2-CN)
 * [Python快速教程](http://www.cnblogs.com/vamei/archive/2012/09/13/2682778.html)
 * [Python 正则表达式操作指南](http://wiki.ubuntu.org.cn/Python正则表达式操作指南)
 * [python初级教程：入门详解](http://www.crifan.com/files/doc/docbook/python_beginner_tutorial/release/html/python_beginner_tutorial.html)