def __init__(self, train_text=None, verbose=False,
            lang_vars=PunktLanguageVars(), token_cls=PunktToken):
        PunktBaseClass.__init__(self, lang_vars=lang_vars,
                token_cls=token_cls)

        if train_text:
            self._params = self.train(train_text, verbose)
Watching threads without the view_in_forum permission should 404.
dataset/ETHPy150Open nltk/nltk/nltk/tokenize/punkt.py/PunktSentenceTokenizer.__init__--crossover with--dataset/ETHPy150Open mozilla/kitsune/kitsune/forums/tests/test_views.py/ThreadAuthorityPermissionsTests.test_watch_thread_without_permission