我正在使用create-react-app.一切都正常,直到我去创建一个构建。npm run buildFailed to load resource: the server responded with a status of 404 ()(index):1 GET my_url/static/<em
line in in_file: saved_urls = [urlfor urls_list in json_line['urls'] for url in urls_list]
saved_product_dict[json_line我也不确定为什么它没有运行第一部分,当我尝试打印"saved_product_dict“时,字典是空