pytorch

538cdea7 - Simplify data structures, add uniform approximation, fix mem leak (#63162)

Simplify data structures, add uniform approximation, fix mem leak (#63162) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63162 Test Plan: Imported from OSS Reviewed By: mrshenli Differential Revision: D30284617 Pulled By: andwgu fbshipit-source-id: 9bd9e5f89abcc0d3dac56b85d55cc88e843baa9f