Yolact ++ replication - DCN compilation issues

PyTorch errors with DCN compilation for Yolact++

Issue - 1: NotImplementedError: Cuda is not availabel
Solution: Install the latest NVIDIA CUDA toolkit from NVIDIA’s website.
Note: Installing latest GeForce drivers for a few windows 10 versions causes BSOD errors. I have experienced the same with GeForce version 516.01 and Windows 10.0.19042 (Build 19042). Refer to this discussion for more information.

Issue - 2: fatal error: THC/THC.h: No such file or directory
Solution: Use DCNv2_ latest instead of DCNv2 suggested in the yolact readme.