s #for OS program calls
import sys #For Clean sys.exit command
import time #for sleep/pause
import RPi.... dless loop, waiting for nothing. Use Control+C to exit
if io.input(pir_pin): # Waits for motion signal from PIR on GPIO pin 25, then com[plete rest and exit
os.system("xscreensaver-command -deactivate") #... er Deactivated")
io.cleanup() #reset GPIO
sys.exit() #exit cleanly to the command prompt.
</code>
