input: 
  import random
  import string
  
  def generate_password() -> None:
      """ Generate a random password consisting of 8 characters (numbers, letters, and special characters).
      >>> generate_password()
      'aB3$78*!'  # Example output, actual characters may vary
      """
      password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for i in range(8))
      print(password)
  
output:     password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for i in range(8))
      print(password)