Improve test_namedtensor.py with named tensor equality check (#23801)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/23801
Test Plan
- Code reading. assertTensorDataAndNamesEqual isn't used in this commit
but it'll be used in future commits.
- [namedtensor ci]
gh-metadata: pytorch pytorch 23801 gh/zou3519/90/head
Test Plan: Imported from OSS
Differential Revision: D16667816
Pulled By: zou3519
fbshipit-source-id: 66519cd5d17bda4c4304a1bc6e2a03ae59d49e39
