suppress mypy error (#66003)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/66003
Differential Revision:
D31340874
D31340874
Test Plan: Imported from OSS
Reviewed By: seemethere
Pulled By: suo
fbshipit-source-id: d9ef0f40625fe5ff21f8a5e044d5a75400367dc2
