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* Use DS callable API to allow hf_scheduler + ds_optimizer

* Preserve backward-compatibility

* Restore backward compatibility

* Tweak arg positioning

* Tweak arg positioning

* bump the required version

* Undo indent

* Update src/transformers/trainer.py

* style
Co-authored-by: Stas Bekman <stas@stason.org>
Co-authored-by: Stas Bekman <stas00@users.noreply.github.com>

* zero_to_fp32 tests

* args change

* remove unnecessary work

* use transformers.trainer_utils.get_last_checkpoint

* document the new features

* cleanup

* wip

* fix fsmt

* add bert

* cleanup

* add xlm-roberta

* electra works

* cleanup

* sync

* split off the model zoo tests

* cleanup

* cleanup

* cleanup

* cleanup

* reformat

* cleanup

* casing

* deepspeed>=0.4.3

* adjust distilbert

* Update docs/source/main_classes/deepspeed.rst
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* style
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* bug fixes and a rename

* add extended DDP test

* wip

* wip - but working with https://github.com/microsoft/DeepSpeed/pull/1044

* cleanup

* workaround

* working 5/8 modes

* solve fp32 distributed zero3

* style

* sync

* sync

* rework

* deprecation

* cleanup

* https://github.com/microsoft/DeepSpeed/pull/1044

 pr was merged

* clean up

* add a guide

* more prose

* more prose

* fix

* more prose

* sub_group_size was too big

* Apply suggestions from code review
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* refactor

* bug fix

* make the true check explicit

* new deepspeed release
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* replace deprecated config

* sub_group_size was too big

* complete deprecation removal

* wip

* add mismatch validation + test

* renames

* Update docs/source/main_classes/deepspeed.rst
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* renames
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* add nvme skip rule

* fix

* move code and docs

* style

* moved

* restore

* decouple DeepSpeedConfigHF from Trainer

* add LoggingLevel ctx manager; add new test

* cleanup

* add docs

* Apply suggestions from code review
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* implemented suggested renames

* formatter workaround
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* support zero.Init in from_config

* no need for eval test

* fixing tests

* cleanup

* prep for deepspeed==0.3.16

* new version

* too soon

* support and test fp32 mode

* troubleshooting doc start

* workaround no longer needed

* add fp32 doc

* style

* cleanup, add tf32 note

* clarify

* release was made

* adding Z-inf

* revamp config process

* up version requirement

* wip

* massive rewrite

* cleanup

* cleanup

* Apply suggestions from code review
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* consistent json commas

* act on suggestions

* leave this feature for 0.3.16

* style
Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>

* added changes for uniformity

* modified files

* corrected typo

* fixed qa scripts

* fix typos

* fixed predict typo in qa no trainer

* fixed test file

* reverted trainer changes

* reverted trainer changes in custom exmaples

* updated readme

* added changes in deepspeed test

* added changes for predict and eval

* Base move

* Examples reorganization

* Update references

* Put back test data

* Move conftest

* More fixes

* Move test data to test fixtures

* Update path

* Apply suggestions from code review
Co-authored-by: Lysandre Debut <lysandre@huggingface.co>

* Address review comments and clean
Co-authored-by: Lysandre Debut <lysandre@huggingface.co>

* test on one node 2 gpus max

* fix the other place

* refactor

* fix

* cleanup

* more exact version

* temp band-aid

* style

* relocate core integration tests

* add sys.path context manager

* cleanup

* try

* try2

* fix path

* doc

* style

* add dep

* add 2 more deps