说明: python pymysql 无法登陆,报错pymysql.err.InternalError: (1698, "Access denied for user 'root''localhost'")或pymysql.err.InternalError: (1045, "Access denied for user 'root''localhost'"),详细报错信息见文章https://blog.csdn.net/weixin_41474364/article/details/83894993 <weixin_41474364> 上传 | 大小:279byte