def _do_conjunction(self, _and=("and", "e", "en", "et", "und", "y")):
        w = self.words
        if len(w) > 2 and w[-2].type == "CC" and w[-2].chunk is None:
            cc  = w[-2].string.lower() in _and and AND or OR
            ch1 = w[-3].chunk
            ch2 = w[-1].chunk
            if ch1 is not None and \
               ch2 is not None:
                ch1.conjunctions.append(ch2, cc)
                ch2.conjunctions.append(ch1, cc)
Called when serializing of an object ends.
dataset/ETHPy150Open markuskiller/textblob-de/textblob_de/ext/_pattern/text/tree.py/Sentence._do_conjunction--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/core/serializers/base.py/Serializer.end_object