#!/usr/bin/python from mosquitto import Mosquitto publish_key = "demo" subscribe_key = "demo" channel_name = "F" client_uuid = "2fb96def5" mqtt_hostname = "mqtt.pubnub.com" mqtt_connect = publish_key + "/" + subscribe_key + "/" + client_uuid mqtt_topic = publish_key + "/" + subscribe_key + "/" + channel_name mosq_object = Mosquitto(mqtt_connect) def on_message(mosq, obj, msg): print(msg.payload, msg.topic) mosq_object.on_message = on_message mosq_object.connect(mqtt_hostname) mosq_object.publish(mqtt_topic, "Hello World!") mosq_object.subscribe(mqtt_topic) mosq_object.loop_forever()