def PrepareForJson(obj):
    tempObj = {}
    dic = obj.__dict__
    for key in dic:
        if "__" not in key:
            if not callable(dic[key]):
                tempObj[key] = dic[key]
    return tempObj

这个东西，获取出来其实json默认就变成了python基本数据类型
所以就可以去序列化啦。

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