import paho.mqtt.client as mqtt
broker_address = "mosquito.tiburcio.mx"
broker_port = 1883
topic = "casa/jardin"
def on_message(client, userdata, message):
    print("Mensaje recibido=", str(message.payload.decode("utf-8")))
    print("Topic=", message.topic)
    print("Nivel de calidad [0|1|2]=", message.qos)
    print("Flag de retención =", message.retain)
client = mqtt.Client('Cliente1') 
client.on_message = on_message 
client.connect(broker_address, broker_port, 60) 
client.subscribe(topic) # Subscripción al topic
client.loop_forever()