input: def generate_password():
      """Generates a random password that consists of 8 characters, including numbers, letters, and special characters.
      Example:
      >>> generate_password()
      '3F$8z@q2'
      """
output:     import random
      import string
      
      characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(characters) for _ in range(8))
      return password