new_contents: import RPi.GPIO as GPIO  
  import time  
  # blinking function  
  def blink(pin):  
          GPIO.output(pin,GPIO.HIGH)  
          time.sleep(1)  
          GPIO.output(pin,GPIO.LOW)  
          time.sleep(1)  
          return  
  # to use Raspberry Pi board pin numbers  
  GPIO.setmode(GPIO.BOARD)  
  # set up GPIO output channel  
  GPIO.setup(11, GPIO.OUT)  
  # blink GPIO17 50 times  
  for i in range(0,50):  
          blink(11)  
  GPIO.cleanup()
  
subject: Create blink.py