input: def reverse_words(s: str) -> str:
      """ Generates a new string with the words in reverse order.
      >>> reverse_words("Hello World Python")
      'Python World Hello'
      >>> reverse_words("Reverse these words")
      'words these Reverse'
      """
      return " ".join(s.split()[::-1])
output:     return " ".join(s.split()[::-1])