skip or not skip words in acqdiv pipeline

gistfile1.txt

            w_ids = []
            for w in words:
                if w:
                    w.update(corpus=self.corpus, language=self.language)
                    w_id, = insert_word(session_id_fk=s_id, utterance_id_fk=u_id, **w).inserted_primary_key
                else:
                    w_id = None
                w_ids.append(w_id)

            link_to_word = len(morphemes) == len(words) and None not in w_ids

##
            w_ids = []
            for w in words:
                if w:
                    w.update(corpus=self.corpus, language=self.language)
                    w_id, = insert_word(session_id_fk=s_id, utterance_id_fk=u_id, **w).inserted_primary_key
                    w_ids.append(w_id)

            link_to_word = len(morphemes) == len(w_ids)
##
            w_ids = [insert_word(session_id_fk=s_id, utterance_id_fk=u_id, **w).inserted_primary_key[0]
                     for w in w if w]
            link_to_word = len(morphemes) == len(w_ids)