# coding: utf-8

import RPi.GPIO as GPIO
import time

PIN = 17

GPIO.setmode(GPIO.BCM)
GPIO.setup(PIN, GPIO.OUT)

for i in range(10):
    GPIO.output(PIN, GPIO.HIGH) # LED点灯
    time.sleep(0.5)
    print("ON")
    GPIO.output(PIN, GPIO.LOW) # LED消灯
    time.sleep(0.5)
    print("OFF")

GPIO.cleanup()