def basic_qos(self, prefetch_size=0, prefetch_count=0, all_channels=False):
        with _CallbackResult() as qos_ok_result:
            self._impl.basic_qos(callback=qos_ok_result.signal_once,
                                 prefetch_size=prefetch_size,
                                 prefetch_count=prefetch_count,
                                 all_channels=all_channels)
            self._flush_output(qos_ok_result.is_ready)
Specify quality of service. This method requests a specific quality
dataset/ETHPy150Open pika/pika/pika/adapters/blocking_connection.py/BlockingChannel.basic_qos