GitLab

* [fix]: handle inputs with containers

- this is an issue surfaces by vissl as well
- fix seems to be super simple
- also cleaned up two tests with respect to multiple such tests
  running back to back (they don't do that presently)

* cleanup

* fix

* lint

* [test] FSDP: add the failing test for #421

* skip on 1.5

* better skipping

* Update tests/nn/data_parallel/test_fsdp_grad_scaler.py
Co-authored-by: Sam Shleifer <sshleifer@gmail.com>
Co-authored-by: Sam Shleifer <sshleifer@gmail.com>