old_contents: import webbrowser
  # Create a Movie class
  class Movie():
      VALID_RATINGS = ["G", "PG", "PG-13", "R"]
  # Create an init function that accepts variables when called
      def __init__(self, title, storyline, poster_url, trailer):
          self.title = title
          self.storyline = storyline
          self.poster_image_url = poster_url
          self.trailer_youtube_url = trailer
  # Create a function to play the trailer when called
      def show_trailer(self):
          webbrowser.open(self.trailer_youtube_url)
  
new_contents: import webbrowser
  # Create a Movie class
  class Movie():
      # Add __doc__ documentation for the class between """ """
      """This class provides a way to store information related to movies"""
      VALID_RATINGS = ["G", "PG", "PG-13", "R"]
  # Create an init function that accepts variables when called
      def __init__(self, title, storyline, poster_url, trailer):
          self.title = title
          self.storyline = storyline
          self.poster_image_url = poster_url
          self.trailer_youtube_url = trailer
  # Create a function to play the trailer when called
      def show_trailer(self):
          webbrowser.open(self.trailer_youtube_url)
  
subject: add class doc