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32 lines
733 B
32 lines
733 B
5 months ago
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# MQTT订阅客户端
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import paho.mqtt.client as mqtt
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broker = "121.40.129.71"
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# 连接成功回调
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def on_connect(client, userdata, flags, rc,properties):
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print('Connected with result code '+str(rc))
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client.subscribe('tts/#')
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# 消息接收回调
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def on_message(client, userdata, msg):
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print(msg.topic+" "+str(msg.payload))
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client = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2, clean_session=True)
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# username = "gd32"
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# password = "educoder"
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# client.username_pw_set(username, password)
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# 指定回调函数
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client.on_connect = on_connect
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client.on_message = on_message
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# 建立连接
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client.connect(broker, 48835, 60)
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# 发布消息
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# client.publish('emqtt',payload='Hello World',qos=0)
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client.loop_forever()
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