Summary:
Per title
You can check the generated doc in https://ejguan.github.io/dataloader2.html

Pull Request resolved: https://github.com/pytorch/data/pull/817

Reviewed By: NivekT

Differential Revision: D40283927

Pulled By: ejguan

fbshipit-source-id: 00679bdb2fc410c29f836835f88020349d55dc8d