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import pika
connection = pika.BlockingConnection(pika.ConnectionParameters('localhost'))
channel = connection.channel()
channel.queue_declare(queue='hello',durable=True) ##队列持久化，队列重启后也存在，不保证数据是否存在
# channel.queue_delete(queue="task_queue")
# for i in range(100):
channel.basic_publish(exchange='',
routing_key='hello',
body="hello world",
properties=pika.BasicProperties(delivery_mode=2) ##数据持久化
)
# print("Sent 'hello world!'")
connection.close()接收端：
import pika
import time
connection = pika.BlockingConnection(pika.ConnectionParameters(host='localhost'))
channel = connection.channel()
channel.queue_declare(queue='hello',durable=True)
# channel.queue_bind(queue='hello',exchange='',routing_key='hello')
def callback(ch, method, properties, body):
print("aaa")
# time.sleep(8)
print(" [x] Received %r" % body)
ch.basic_ack(delivery_tag=method.delivery_tag) # 给rabbitmq返回已拿到数据信号。
channel.basic_consume(callback,
queue='hello',
no_ack=False)
print(' [*] Waiting for messages. To exit press CTRL+C')
channel.start_consuming()
新闻名称：pythonrabbitmq队列持久化
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