PYTHON-RABBITMQ Direct Broadcast Mode

fanout广播模式是全部都能收到信息，那我要是想要有条件选择的接收呢，需要用到direct模式

The approximate meaning of this graph is that the type of exchange is direct, the message of the error level is posted to the first queue, the message level is info, error, and warning level messages are posted to the second queue.
First define a producer

再定义消费者

To test
Open a consumer with level-level info, warning, error three levels

Send a message at the producer end that is error-level

Observe three levels of consumers, and ultimately only consumers with the level of error can receive the following message

PYTHON-RABBITMQ Direct Broadcast Mode