input: 
  import random
  import string
  
  def generate_password() -> str:
      """Generate a random password of 8 characters, including numbers, letters, and special characters.
      >>> generate_password()
      'aB3$7z@q'
      >>> generate_password()
      '12!@Cd3E'
      """
      password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for _ in range(8))
      return password
  
  
output:     password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for _ in range(8))
      return password