sqlite_recorder.py 文件源码

def record_metadata_driver(self, recording_requester):
        """
        Record driver metadata.

        Parameters
        ----------
        recording_requester: <Driver>
            The Driver that would like to record its metadata.
        """
        driver_class = type(recording_requester).__name__
        model_viewer_data = pickle.dumps(recording_requester._model_viewer_data,
                                         pickle.HIGHEST_PROTOCOL)
        with self.con:
            self.con.execute("INSERT INTO driver_metadata(id, model_viewer_data) VALUES(?,?)",
                             (driver_class, sqlite3.Binary(model_viewer_data)))