The file is named torch-1.5.0%2Bcpu-cp37-cp37m-win_amd64.whl. The "cp37" part of the file name tells you the file is PyTorch for Python 3.7 and the "amd64" tells you the file is for a 64-bit Windows ...
The newly approved Python Enhancement Proposal 751 gives Python a standard lock file format for specifying the dependencies of projects. Here’s the what, why, and when. Python Enhancement Proposal ...