tagger.py 文件源码

def rate_tags(self, tags):
        '''
        @param tags: a list of tags to be assigned a rating
        '''

        term_count = collections.Counter(tags)

        for t in tags:
            # rating of a single tag is term frequency * weight
            t.rating = term_count[t] / len(tags) * self.weights.get(t.stem, 1.0)