pir.py

# Code inspired by https://projects.raspberrypi.org/en/projects/physical-computing/11
from gpiozero import MotionSensor
import paho.mqtt.client as paho
import json

pir = MotionSensor(22)
mqtt_pir_topic = "magicmirror/pir"
broker="192.168.1.190"
client= paho.Client("MagicMirrorSensors") 

while True:
  pir.wait_for_motion()
  print("You moved")
  client.connect(broker)
  client.loop_start() 
  client.publish(mqtt_pir_topic, "MagicMirror movement detected!")
  pir.wait_for_no_motion()