Update README.md

README.md

@@ -4,7 +4,7 @@ The pth file contains model architecture and weights, so you should change the w
 
 ```python
 # model = R2RC(config) do not need this
-model = torch.load('xxx.pth')
+model = torch.load('xxx.pth')  # make sure you've downloaded the xxx.pth to your local directory
 model.to(device)
 model.eval()
 ```