pytorch

3e8ef9a2 - Add return type annotation for ShardedTensor (#69945)

Add return type annotation for ShardedTensor (#69945) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/69945 Test Plan: CI Reviewed By: wanchaol Differential Revision: D32502393 fbshipit-source-id: 7bea08762446b211d8ea028d024d2acdabe45479