input: Write a function to print the verses of "Twinkle, Twinkle, Little Star".
  assert print_verses() is None
output: def print_verses():
      verses = [
          "Twinkle, twinkle, little star,",
          "How I wonder what you are!",
          "Up above the world so high,",
          "Like a diamond in the sky.",
          "Twinkle, twinkle, little star,",
          "How I wonder what you are!"
      ]
      
      for verse in verses:
          print(verse)