pytorch

5eb6a2be - Avoid calling tensor.data.set_() in DDP

Avoid calling tensor.data.set_() in DDP Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/18961 Differential Revision: D14811208 Pulled By: mrshenli fbshipit-source-id: c1c46dfa13e0a6ec83aefd35696ee31a7ea3d810