pipelines.py 文件源码

def item_completed(self, results, item, info):
        '''

        :param results:
        :param item:
        :param info:
        :return:
        ????????????????????????????????????????
         item_completed() ???????
        '''
        spiderName = self.spiderinfo.spider.name
        if spiderName == 'jiandan':
            image_paths = [x['path'] for ok, x in results if ok]
            if not image_paths:
                raise DropItem("Item contains no images")
            return item