class MyDictionary(object):

    """docstring for MyDictionary"""

    kv = {}

    def __init__(self):

        super(MyDictionary, self).__init__()

    def __getitem__(self, key):

        return self.kv[key]

    def __setitem__(self, key, value):

        self.kv[key] = value

md = MyDictionary()

# 像操作字典一样操作属性，这样就可以实现动态的属性存取了，屌了

# 当然一般的直接使用"."操作就搞定了

md['name'] = 'mark'

print('{0}'.format(md['name']))