def _send_drop_channel(self, channel_id, code=None, message=''):
        frame_data = _create_drop_channel(channel_id, code, message)
        self._logger.debug(
            channel_id % 'Sending drop channel for channel id %d')
        self.send_control_data(frame_data)
dataset/ETHPy150Open google/pywebsocket/mod_pywebsocket/mux.py/_MuxHandler._send_drop_channel/swapped operands of `%`