def METHOD_NAME(self):
    self.article_map_cate["padding"] = self.category_size
    self.article_map_sub_cate["padding"] = self.sub_category_size
    self.article_map_title["padding"] = [self.word_dict_size
                                         ] * self.article_title_size
    self.article_map_content["padding"] = [self.word_dict_size
                                           ] * self.article_content_size
    #line [0]id cate_id sub_cate_id [3]title content
    for file in self.article_file_list:
        with open(file, "r") as rf:
            for l in rf:
                line_x = [x.strip() for x in l.split('\t')]
                id = line_x[0]
                #line 0 cate   1:subcate,  2:title, 3 content;
                line = [[int(line_x[1])], [int(line_x[2])]]
                if len(line_x[3]) == 0:
                    line.append([])
                else:
                    line.append([int(t) for t in line_x[3].split(" ")])
                if len(line_x[4]) == 0:
                    line.append([])
                else:
                    line.append([int(t) for t in line_x[4].split(" ")])
                line[2] += [self.word_dict_size] * (
                    self.article_title_size - len(line[2]))
                line[3] += [self.word_dict_size] * (
                    self.article_content_size - len(line[3]))
                self.article_map_cate[id] = line[0][0]
                self.article_map_sub_cate[id] = line[1][0]
                if len(line[2]) > self.article_title_size:
                    line[2] = line[2][:self.article_title_size]
                if len(line[3]) > self.article_content_size:
                    line[3] = line[3][:self.article_content_size]
                self.article_map_title[id] = line[2]
                self.article_map_content[id] = line[3]
                #print(id)
            #cateId,subCateId    title    content