Python正则表达式指南

http://www.cnblogs.com/huxi/archive/2010/07/04/1771073.html

http://www.cnblogs.com/dyfblog/p/5880728.html

http://www.jb51.net/article/73342.htm

http://www.cnblogs.com/huxi/archive/2010/07/04/1771073.html