input: 
  from typing import Tuple
  import random
  import string
  
  def generate_password() -> str:
      """ Generate a random password consisting of 8 characters,
      including letters, digits, and special characters.
      >>> generate_password()
      'A1$b2@C3'
      >>> generate_password()
      'D4#e5%F6'
      """
      password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for i in range(8))
      return password
  
  generate_password()
  
output:     password_characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(password_characters) for i in range(8))
      return password