Updating Types in torch/_dynamo/utils.py (#131001)
Summary:
Adds some type annotations to the torch/_dynamo/utils.py file.
X-link: https://github.com/pytorch/pytorch/pull/131001
Approved by: https://github.com/aorenste
Reviewed By: clee2000
Differential Revision: D60151092
fbshipit-source-id: 0ccb475b72b09ef87d67618f3e324faa2f33814a
