# -*- coding: utf-8 -*- import paho.mqtt.client as mqtt #訂閱[testchanel] def on_connect(client, userdata, flags, rc): print("Connected with result code "+str(rc)) client.subscribe("testchanel") #收到訂閱 def on_message(client, userdata, msg): print(msg.topic+" "+ msg.payload.decode('utf-8')) client = mqtt.Client() client.on_connect = on_connect client.on_message = on_message client.username_pw_set("test","test123") client.connect("localhost", 1883, 60) client.loop_forever()