07.py

import RPi.GPIO as GPIO
from time import sleep
 
human_pin = 4
GPIO.setmode(GPIO.BCM)
GPIO.setup(human_pin, GPIO.IN)
 
try:
    while True:
        human = GPIO.input(human_pin)
        print(human)
        sleep(1)
 
except KeyboardInterrupt:
    pass
 
GPIO.cleanup()