这是一个猜测数字的游戏,但在代码的第40行,ValueError不断弹出。我该如何解决这个问题?Programming\PY 2\Programs\Number_guess_game.py", line 40, in <module> if comnum == int(players_guess): ValueError
site-packages\sklearn\utils\multiclass.py", line 171, in check_classification_targets ValueError: Unknown label type: 'unknown'型号=model_selection.cross_val_score