pytorch

3f2a839d - Add comments to bailoug_graph.*

Add comments to bailoug_graph.* Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/22161 Differential Revision: D15975355 Pulled By: Krovatkin fbshipit-source-id: dca0095b4f05cff8277663ad38b65eeb44417f40