* Allow saving / loading checkpoints from cloud paths
Allows saving and loading checkpoints directly from cloud paths like
Amazon S3 (s3://) and Google Cloud Storage (gs://) by using fsspec.
Note: The user will have to install the relevant dependency for each
protocol. Otherwise fsspec will fail and specify which dependency is
missing.
* Append suffix _fsspec to save/load function names
* Add a lower bound to the fsspec dependency
Skips the 0 major version.
* Add missing changes from refactor
* Use fsspec for remaining artifacts
* Add test case with path requiring fsspec
* Avoid writing logs to file unless output_path is local
* Document the possibility of using paths supported by fsspec
* Fix style and lint
* Add missing lint fixes
* Add type annotations to new functions
* Use Coqpit method for converting config to dict
* Fix type annotation in semi-new function
* Add return type for load_fsspec
* Fix bug where fs not always created
* Restore the experiment removal functionality