import time
import board
import digitalio

pir = digitalio.DigitalInOut(board.GP0)
pir.direction = digitalio.Direction.INPUT

ledR = digitalio.DigitalInOut(board.GP21)
ledR.direction = digitalio.Direction.OUTPUT

ledG = digitalio.DigitalInOut(board.GP19)
ledG.direction = digitalio.Direction.OUTPUT

ledB = digitalio.DigitalInOut(board.GP17)
ledB.direction = digitalio.Direction.OUTPUT

while True:
    if pir.value == True:
      ledR.value = True
      ledG.value = False
      ledB.value = False
      print("ALERT!")
    else:
        ledR.value = True
        ledG.value = False
        ledB.value = True
        print("SAFE")
        
    time.sleep(1)