keyword_extraction.py 文件源码

def initTfidfKeywords(self, idf_file=None):
        ''' ??TFIDF???????????????IDF?? '''
        self.words_idf = {}
        if idf_file is not None:
            jieba.analyse.set_idf_path(idf_file)
            '''
            for line in codecs.open(idf_file, 'r', 'utf-8'):
                word, idf_value = line.strip().split()
                self.words_idf[word] = float(idf_value)
            pass
            '''
        pass