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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _deserialize(self, data: dict, silent=True) -> dict:
        ''' Internal deserialize method for sifting out unacceptable data for the model '''
        deserialized_data = {}
        for name, field in self._fields.items():
            if field._readonly is False and name in data:
                deserialized_data[name] = data.get(name)
        return deserialized_data