Python的字典的items(), keys(), values()都返回一个list
- >>> dict = { 1 : 2, ‘a‘ : ‘b‘, ‘hello‘ : ‘world‘ }
- >>> dict.values()
- [‘b‘, 2, ‘world‘]
- >>> dict.keys()
- [‘a‘, 1, ‘hello‘]
- >>> dict.items()
- [(‘a‘, ‘b‘), (1, 2), (‘hello‘, ‘world‘)]
Python的字典的items(), keys(), values()
原文：http://www.cnblogs.com/qinxiaoqin/p/7204648.html
