转自:http://guangboo.org/2013/01/28/python-mixin-programming
http://en.wikipedia.org/wiki/Mixin
http://zuoye.baidu.com/question/d25a37ff204175f129c2ef6878bb74e0.html
2023-08-23 14:11:16
转自:http://guangboo.org/2013/01/28/python-mixin-programming
http://en.wikipedia.org/wiki/Mixin
http://zuoye.baidu.com/question/d25a37ff204175f129c2ef6878bb74e0.html