input: 
  def generate_password() -> str:
      """Generate a random password of 8 characters, including numbers, letters, and special characters.
      
      Example:
      >>> generate_password()
      'A3$bE7@z'
      """
      import random
      import string
      password_characters = string.ascii_letters + string.digits + string.punctuation
      return ''.join(random.choice(password_characters) for i in range(8))
  
output:     import random
      import string
      password_characters = string.ascii_letters + string.digits + string.punctuation
      return ''.join(random.choice(password_characters) for i in range(8))