pytorch

69bb0e02 - [caffe2] Avoid some double (and triple) lookups in workspace (#53319)

[caffe2] Avoid some double (and triple) lookups in workspace (#53319) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/53319 Noticed these in profiles. Also switch to `unordered_map`. Test Plan: Unit tests. Reviewed By: swolchok Differential Revision: D26504408 fbshipit-source-id: 9e14d55909a4af019058b8c27c67ee2348cd02a9