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[Train] Update checkpoint path for RayTrainReportCallbacks. #40174

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woshiyyya
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@woshiyyya woshiyyya commented Oct 6, 2023

Why are these changes needed?

In our doc, we didn't explicitly explain how to retrieve the original checkpoint files if using Ray Train provided report callbacks. This PR add some code snippets for users.

Related issue number

Closes #40082

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  • I've signed off every commit(by using the -s flag, i.e., git commit -s) in this PR.
  • I've run scripts/format.sh to lint the changes in this PR.
  • I've included any doc changes needed for https://docs.ray.io/en/master/.
    • I've added any new APIs to the API Reference. For example, if I added a
      method in Tune, I've added it in doc/source/tune/api/ under the
      corresponding .rst file.
  • I've made sure the tests are passing. Note that there might be a few flaky tests, see the recent failures at https://flakey-tests.ray.io/
  • Testing Strategy
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    • This PR is not tested :(

Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
@woshiyyya woshiyyya marked this pull request as ready for review October 7, 2023 00:14
@woshiyyya woshiyyya changed the title [Train] Update user guides for RayTrainReportCallbacks. [Train] Update checkpoint path for RayTrainReportCallbacks. Oct 10, 2023
woshiyyya and others added 2 commits October 10, 2023 13:16
Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
Signed-off-by: Yunxuan Xiao <yunxuanx@anyscale.com>
@woshiyyya woshiyyya added the tests-ok The tagger certifies test failures are unrelated and assumes personal liability. label Oct 11, 2023
doc/source/train/doc_code/checkpoints.py Outdated Show resolved Hide resolved
doc/source/train/doc_code/checkpoints.py Outdated Show resolved Hide resolved
python/ray/train/lightning/_lightning_utils.py Outdated Show resolved Hide resolved
python/ray/train/lightning/_lightning_utils.py Outdated Show resolved Hide resolved
woshiyyya and others added 3 commits October 11, 2023 20:09
Co-authored-by: matthewdeng <matthew.j.deng@gmail.com>
Signed-off-by: Yunxuan Xiao <xiaoyunxuan1998@gmail.com>
Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
Comment on lines 226 to 231
Checkpoints will be saved in the following structure:

.. testcode::

# checkpoint_00000*/ Ray Train Checkpoint
# └─ checkpoint.ckpt PyTorch Lightning Checkpoint
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@matthewdeng matthewdeng Oct 16, 2023

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Can you try this:

Suggested change
Checkpoints will be saved in the following structure:
.. testcode::
# checkpoint_00000*/ Ray Train Checkpoint
# └─ checkpoint.ckpt PyTorch Lightning Checkpoint
Checkpoints will be saved in the following structure::
checkpoint_00000*/ Ray Train Checkpoint
└─ checkpoint.ckpt PyTorch Lightning Checkpoint

https://www.sphinx-doc.org/en/master/usage/restructuredtext/basics.html#literal-blocks

Signed-off-by: woshiyyya <xiaoyunxuan1998@gmail.com>
@matthewdeng matthewdeng merged commit 89eb6da into ray-project:master Oct 17, 2023
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[train] HuggingFace transformers RayTrainReportCallback saves contents under a nested checkpoint folder
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