Backoff lemmatizer edits

gistfile1.txt

    def _define_lemmatizer(self):
        backoff0 = None
        backoff1 = IdentityLemmatizer()
        backoff2 = TrainLemmatizer(model=self.LATIN_OLD_MODEL, backoff=backoff1)
        backoff3 = PPLemmatizer(regexps=self.latin_verb_patterns, pps=self.latin_pps, backoff=backoff2)                 
        backoff4 = UnigramLemmatizer(self.train_sents, backoff=backoff3)        
        backoff5 = RegexpLemmatizer(self.latin_misc_patterns, backoff=backoff4)
        backoff6 = TrainLemmatizer(model=self.LATIN_MODEL, backoff=backoff5)        
        #backoff7 = BigramPOSLemmatizer(self.pos_train_sents, include=['cum'], backoff=backoff6)
        lemmatizer = backoff6
        return lemmatizer