server_process.py 文件源码

def filter_candidates_from_snippet(self, candidate_keyterms):
        from functools import cmp_to_key

        ordered_keyterms = sorted(candidate_keyterms.itervalues(), key = lambda item: item['cvalue'], reverse = True)
        selected_keyterms = [item for item in ordered_keyterms if item['cvalue'] > 0]

        def pos_cmp(keyterm1, keyterm2):
            if not "NAM" in keyterm1['pos'] and "NAM" in keyterm2['pos']:
                return -1
            elif "NAM" in keyterm1['pos'] and "NAM" not in keyterm2['pos']:
                return 1
            else:
                return 0

        filtered_keyterms = sorted(selected_keyterms, key=cmp_to_key(pos_cmp), reverse=True)

        keyterms = [{'term' : " ".join(t['words']), 'cvalue': t['cvalue'], 'lemma': t['lemma_string'], 'pos_tag': t['pos']} for t in filtered_keyterms]
        return keyterms