爬虫随记

# 获取评测结果列表
        PingGuRes_li = response.xpath("//div[@class='PageBody']/table//table//table//tr")
        Flag = '' # 评估的结果
        print(len(PingGuRes_li))

        for res in PingGuRes_li:
            tds_li = res.xpath("./td")
            if len(tds_li) >1:
                Flag = tds_li[0].xpath("./text()").extract_first()
                # 获取学校代码及名称
                Rucode, SchoolName = tds_li[1].xpath("./div/text()").extract_first().strip().split()
            else:
                Rucode, SchoolName = tds_li[0].xpath("./div/text()").extract_first().strip().split()

            print(Rucode, SchoolName,Flag)