paddlevision.png typo error
Created by: ZHUI
https://github.com/PaddlePaddle/hapi/blob/master/image/paddlevision.png
optim
should be optimizer
in model.prepare
Created by: ZHUI
https://github.com/PaddlePaddle/hapi/blob/master/image/paddlevision.png
optim
should be optimizer
in model.prepare