def negate(self):
        return self.term
Write back all dirty entries. Be sure to call note_changed_entries()
dataset/ETHPy150Open nltk/nltk/nltk/sem/logic.py/NegatedExpression.negate--crossover with--dataset/ETHPy150Open erkyrath/tworld/lib/two/propcache.py/PropCache.write_all_dirty