Fix #45305 + add regression test GAS#45349
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SunMarc merged 11 commits intohuggingface:mainfrom Apr 13, 2026
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Thanks !! just a couple of comments
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Just addressed your comments, please let me know if you have any other feedback. Thank you! |
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* Fix #45305 + add regression test GAS * Refine test model_accepts_loss_kwargs * fix style * Fix properly setup model_accepts_loss_kwargs+True * Update tests/trainer/test_trainer.py remove unnecessary parameters Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com> * fix: simplify error messages, back to a simpler test * feat: add new test with actual training --------- Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com>
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* Fix huggingface#45305 + add regression test GAS * Refine test model_accepts_loss_kwargs * fix style * Fix properly setup model_accepts_loss_kwargs+True * Update tests/trainer/test_trainer.py remove unnecessary parameters Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com> * fix: simplify error messages, back to a simpler test * feat: add new test with actual training --------- Co-authored-by: Marc Sun <57196510+SunMarc@users.noreply.github.com>
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What does this PR do?
Fixes #45305
Add a regression test in
TrainerGradientAccumulationTestto avoid passing the GAS value to Accelerate by mistakeDescription: I force the value of the
num_stepsparameter to be 1, and the regression test just checks after the Trainer creation that thenum_stepsvalue is 1 and not something else.Code Agent Policy
The Transformers repo is currently being overwhelmed by a large number of PRs and issue comments written by
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[CONTRIBUTING.md](https://github.com/huggingface/transformers/blob/main/CONTRIBUTING.md).Before submitting
Pull Request section?
to it if that's the case. Gradients not averaged by GAS when using DeepSpeed + model_accepts_loss_kwargs=True (Qwen3, Llama3, etc.) #45305
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