import time
import RPi.GPIO as io
io.setmode(io.BCM)

pir_pin = 18
door_pin = 23

io.setup(pir_pin, io.IN)         # activate input
io.setup(door_pin, io.IN, pull_up_down=io.PUD_UP)  # activate input with PullUp

while True:
    if io.input(pir_pin):
        print("PIR ALARM!")
    if io.input(door_pin):
        print("DOOR ALARM!")
    time.sleep(0.5)