sorted_tweets = sorted(tweets, key=lambda s: s.retweets, reverse=True)
    for Tweet in sorted_tweets:
        return sorted_tweets

 class Tweet:
      ......
def find_fastest_growing(tweets: list) -> Tweet:
    sorted_tweets = sorted(tweets, key=lambda s: s.retweets / s.time)
    for Tweet in sorted_tweets:
        print(Tweet.user, Tweet.content, Tweet.time, Tweet.retweets)
    return Tweet