old_contents: """
  Blink LEDs using Raspberry PI GPIO
  """
  import RPi.GPIO as GPIO
  import time
  
  
  def blink(pin, num=5, speed=1):
      """Blink LED using given GPIO pin, number of times and speed.
  
      Args:
          - pin (int): GPIO pin to send signal
          - num (int): num of times to blink (default: 5)
          - speed (int): speed of each blink in seconds (default: 1)
  
      Returns:
          - None (blinks led)
      """
      for i in range(num):
          GPIO.setmode(GPIO.BCM)       # Set GPIO pin numbering
          GPIO.setup(pin, GPIO.OUT)    # Set requested pin for output
          GPIO.output(pin, GPIO.HIGH)  # Turn on requested GPIO pin
          time.sleep(speed)            # Wait
          GPIO.output(pin, GPIO.LOW)   # Turn off requested GPIO pin
          time.sleep(speed)            # Wait
          GPIO.cleanup()               # Clean pin setup
  
  
  if __name__ == '__main__':
      pin = input("Enter pin number: ")
      num = input("Enter the total number of times to blink: ")
      speed = input("Enter the length of each blink in seconds: ")
      Blink(int(pin), int(num), float(speed))
  
new_contents: """
  Blink LEDs using Raspberry PI GPIO
  """
  import RPi.GPIO as GPIO
  import time
  
  
  def blink(pin, num=5, speed=1):
      """Blink LED using given GPIO pin, number of times and speed.
  
      Args:
          - pin (int): GPIO pin to send signal
          - num (int): num of times to blink (default: 5)
          - speed (int): speed of each blink in seconds (default: 1)
  
      Returns:
          - None (blinks led)
      """
      for i in range(num):
          GPIO.setmode(GPIO.BCM)       # Set GPIO pin numbering
          GPIO.setup(pin, GPIO.OUT)    # Set requested pin for output
          GPIO.output(pin, GPIO.HIGH)  # Turn on requested GPIO pin
          time.sleep(speed)            # Wait
          GPIO.output(pin, GPIO.LOW)   # Turn off requested GPIO pin
          time.sleep(speed)            # Wait
          GPIO.cleanup()               # Clean pin setup
  
  
  if __name__ == '__main__':
      pin = input("Enter pin number: ")
      num = input("Enter the total number of times to blink: ")
      speed = input("Enter the length of each blink in seconds: ")
      blink(int(pin), int(num), float(speed))
  
subject: Fix blink script for web server