pytorch

3f896ef7 - Trying pinning pyyaml and setuptools on macos to older version (#35296)

Trying pinning pyyaml and setuptools on macos to older version (#35296) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/35296 Signed-off-by: Edward Z. Yang <ezyang@fb.com> Test Plan: Imported from OSS Differential Revision: D20624843 Pulled By: ezyang fbshipit-source-id: 9028f1dd62d0c25e916eb4927fd8dd6acbd88886