facade.py 文件源码

def from_json(cls, data):
        if isinstance(data, cls):
            return data
        if isinstance(data, str):
            try:
                data = json.loads(data)
            except json.JSONDecodeError:
                raise
        d = {}
        for k, v in (data or {}).items():
            d[cls._toPy.get(k, k)] = v

        try:
            return cls(**d)
        except TypeError:
            raise