answer_engine.py 文件源码

def _analyze_query(self):
        tagged = nltk.pos_tag(self.ir_query)
        ir_query_tagged = []
        for word, pos in tagged:
            pos = {
                pos.startswith('N'): wordnet.NOUN,
                pos.startswith('V'): wordnet.VERB,
                pos.startswith('J'): wordnet.ADJ,
                pos.startswith('R'): wordnet.ADV,
                }.get(pos, None)
            if pos:
                synsets = wordnet.synsets(word, pos=pos)
            else:
                synsets = wordnet.synsets(word)
            ir_query_tagged.append((word, synsets))

        # Add additional special hidden term
        ir_query_tagged.append(('cause', [wordnet.synset('cause.v.01')]))
        self.ir_query_tagged = ir_query_tagged