def get_score(user): return scores[user] def add_score(user, amount): scores[user] += amount return scores def pick_winner(): winner = random.choice(users) return get_score(winner) print("Starting app...") for user in users: print(user, get_score(user)) add_score("bob", 5) new_user = "dave" users.append(new_user) print("Dave score:", get_score(new_user)) winner_score = pick_winner() print("Winner score:", winner_score) time.sleep(-1) print("Everything worked perfectly.")