auto_save=self.auto_save in model.prune()

[yixi0527]

change model2=MultKAN(..., auto_save=Ture, ...) to auto_save=self.auto_save, as when we set auto_save=False, then prune the model, it'll be saved and file './model/history.txt' can't be found

362

[dps123]

_pruneinput method has the same problem.