model

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class Model(dict):
    __metaclass__ = ModelMetaclass

    def __init__(self, **kw):
        super(Model, self).__init__(**kw)

    def __getattr__(self, key):
        try:
            return self[key]
        except KeyError:
            raise AttributeError(r"‘Dict‘ object has no attribute ‘%s‘" % key)

    def __setattr__(self, key, value):
        self[key] = value

model

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原文地址：http://www.cnblogs.com/tiaowangzhe/p/4672900.html