intial import from article

pir.service

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+[Unit]
+Description=Display timeout PIR daemon
+Wants=local-fs.target
+
+[Service]
+ExecStart=/usr/local/sbin/pir
+Restart=always
+KillSignal=SIGINT
+
+[Install]
+WantedBy=multi-user.target
+

smartmirror_ir.py

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+#!/usr/bin/env python
+
+import RPi.GPIO as GPIO
+import os
+import time
+import sys
+
+# PIR pin
+PIR_GPIO = 16
+# Display timeout in seconds
+TIMEOUT = 60
+
+# DONT EDIT BELOW THIS LINE
+# UNLESS YOU KNOW WHAT YOU ARE DOING
+
+GPIO.setmode(GPIO.BOARD)
+GPIO.setup(PIR_GPIO, GPIO.IN)
+timer = 0
+display = False
+
+
+def set_display(enable):
+    global display
+    display = enable
+    os.system("vcgencmd display_power " + str(int(enable)))
+
+
+def check_timeout():
+    if timer >= TIMEOUT and display:
+        set_display(False)
+    elif not display and timer < TIMEOUT:
+        set_display(True)
+
+
+def motion(pin):
+    global timer
+    timer = 0
+
+
+if __name__ == "__main__":
+    try:
+        GPIO.add_event_detect(PIR_GPIO, GPIO.RISING, callback=motion)
+        while True:
+            time.sleep(1)
+            if timer < TIMEOUT:
+                timer += 1
+            check_timeout()
+    except KeyboardInterrupt:
+        GPIO.cleanup()
+        sys.exit(0)
+

smartmirror_poll.py

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+import RPi.GPIO as GPIO
+import time
+import os
+ 
+#Board Mode: Angabe der Pin-Nummer
+GPIO.setmode(GPIO.BOARD)
+ 
+#GPIO Pin definieren fuer den Dateneingang vom Sensor
+PIR_GPIO = 16
+GPIO.setup(PIR_GPIO,GPIO.IN)
+ 
+read=0
+wait=0
+ 
+try:  
+ #PIR auslesen
+ while GPIO.input(PIR_GPIO)==1:
+   read=0
+ 
+ #Abbruch ctrl+c
+ while True : 
+   #PIR Status abfragen
+   read = GPIO.input(PIR_GPIO)
+   
+   if read==1 and wait==0:  
+     os.system("vcgencmd display_power 1")
+     wait=1
+ 
+   elif read==0 and wait==1:  
+     wait=0
+ 
+ time.sleep(0.01)
+ 
+except KeyboardInterrupt:
+ GPIO.cleanup()
+