以下是一个关于RabbitMQ的生产者和消费者完整代码：

导入库

import pika

创建连接

connection = pika.BlockingConnection(pika.ConnectionParameters('localhost')) channel = connection.channel()

创建队列

channel.queue_declare(queue='hello')

定义消费者回调函数

def callback(ch, method, properties, body): print(" [x] Received %r" % bo