https://github.com/qiniu/objc-sdk/blob/AFNetworking-3.x/QiniuSDK%2FHttp%2FQNStats.m#L256
报错Sending 'NSProgress __strong ' to parameter of incompatible type 'void (^ _Nullable)(NSProgress * _Nonnull __strong)'
![[Web front-end] Démarrage rapide de Node.js](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
