Yi Wang c22fc448cd [Gradient Compression] Remove cuda.syncrhonize in batched powerSGD (#54482) ... Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/54482 `cuda.synchronize` is unnecessary for `batched_powerSGD_hook`. ghstack-source-id: 124607761 Test Plan: f259607860 f259563921 Reviewed By: rohan-varma Differential Revision: D27254314 fbshipit-source-id: 4744c07a6f0c8939e766ffa935ddbf3c47e85d18		2021-03-23 00:55:53 -07:00
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ddp_comm_hooks	[Gradient Compression] Remove cuda.syncrhonize in batched powerSGD (#54482)	2021-03-23 00:55:53 -07:00
__init__.py	[Gradient Compression] Add unit tests that test default Python comm hook implementations (#47158)	2020-11-06 00:28:09 -08:00