pytorch

18e0a613 - add more logging fields that can be set in construction time (#51260)

add more logging fields that can be set in construction time (#51260) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/51260 add more logging fields to DDPLoggingData, including param stats, bucket stats, environment variables, nccl version, data type ghstack-source-id: 121260224 Test Plan: unit tests Reviewed By: rohan-varma Differential Revision: D26118245 fbshipit-source-id: ba48b7a11340bda1f5f3b24c8603545d346361e9