motor_pcre.py 文件源码

def __shuffleTerms(self, terms):
        new_terms = []
        delimiter = '.*'
        for term in terms:
            if term is not None:
                term['original'] = term['term']
                if term['shuffle']:
                    perms = itertools.permutations(term['term'].split(delimiter))
                    for perm in perms:
                        new_terms.append({
                                'term': delimiter.join(perm),
                                'humanterm': term['humanterm'],
                                'original': term['original']
                                });
                else:
                    new_terms.append(term)
        return new_terms