input: 
  def generate_password() -> str:
      """ Generates a random password with a minimum length of 8 characters, 
      containing at least one number and one special character.
      >>> generate_password()
      'aB3#eF7$'
      >>> generate_password()
      'Q2!rL5@'
      """
  
output:     import random
      import string
  
      length = random.randint(8, 12)
      characters = string.ascii_letters + string.digits + string.punctuation
      password = ''.join(random.choice(characters) for _ in range(length))
      
      while not (any(char.isdigit() for char in password) and any(char in string.punctuation for char in password)):
          password = ''.join(random.choice(characters) for _ in range(length))
      
      return password