postgresql_doc_manager.py 文件源码

def transform_value(self, value):
        if isinstance(value, dict):
            return self.format_document(value)
        elif isinstance(value, list):
            return [self.transform_value(v) for v in value]
        elif isinstance(value, numbers.Number):
            if math.isnan(value):
                raise ValueError("nan")
            elif math.isinf(value):
                raise ValueError("inf")
            return value
        elif isinstance(value, bson.binary.Binary):
            return bson.json_util.default(value)
        elif compat.is_string(value) or isinstance(value, bool) or value is None:
            return value
        return bson.json_util.default(value)