def basic_ack(self, delivery_tag=0, multiple=False):
        self._impl.basic_ack(delivery_tag=delivery_tag, multiple=multiple)
        self._flush_output()
Acknowledge one or more messages. When sent by the client, this
dataset/ETHPy150Open pika/pika/pika/adapters/blocking_connection.py/BlockingChannel.basic_ack