Where is VGG16 prototype?

I want to refere to VGG16 prototype of pytorch.if I write VGG16 by mysel,I can not load VGG weight.
But I do not want use the interface of pytorch, model=models.VGG16(pretrained=True),so What should I do?

Why don’t you want to use the VGG16 from torchvision?
You can have a look at the implementation here.

Yes I got it. Thank for you reply every time

I want to change some details in VGG16. But I want to use weight of VGG16