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[Data] Make iter_batches an Iterable #37881

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merged 9 commits into from
Aug 1, 2023

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amogkam
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@amogkam amogkam commented Jul 28, 2023

Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

Why are these changes needed?

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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/
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Signed-off-by: amogkam <amogkamsetty@yahoo.com>
python/ray/data/iterator.py Outdated Show resolved Hide resolved
python/ray/data/tests/test_iterator.py Outdated Show resolved Hide resolved
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
@amogkam amogkam changed the title [Data] Make iter_batches a multi-use iterator [Data] Make iter_batches an Iterable Jul 28, 2023
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LGTM

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: amogkam <amogkamsetty@yahoo.com>
doc/source/data/doc_code/tensor.py Outdated Show resolved Hide resolved
@@ -37,7 +37,7 @@ def train_fn(config):
# Local worker rank on the current machine
"local_rank": session.get_local_rank(),
# Data
"data_shard": next(dataset_shard.iter_batches(batch_format="pandas")),
"data_shard": next(iter(dataset_shard.iter_batches(batch_format="pandas"))),
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nit: This seems a bit weird to report, but it also doesn't look like this code block is used anywhere in the docs...

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
@amogkam amogkam merged commit 0bded3b into ray-project:master Aug 1, 2023
59 of 64 checks passed
@amogkam amogkam deleted the multi-use-iter-batches branch August 1, 2023 00:59
NripeshN pushed a commit to NripeshN/ray that referenced this pull request Aug 15, 2023
Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

---------

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: NripeshN <nn2012@hw.ac.uk>
harborn pushed a commit to harborn/ray that referenced this pull request Aug 17, 2023
Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

---------

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: harborn <gangsheng.wu@intel.com>
harborn pushed a commit to harborn/ray that referenced this pull request Aug 17, 2023
Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

---------

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
arvind-chandra pushed a commit to lmco/ray that referenced this pull request Aug 31, 2023
Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

---------

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: e428265 <arvind.chandramouli@lmco.com>
vymao pushed a commit to vymao/ray that referenced this pull request Oct 11, 2023
Make iter_batches, iter_torch_batches, iter_rows and iter_tf_batches return an Iterable instead of a single use Iterator.

---------

Signed-off-by: amogkam <amogkamsetty@yahoo.com>
Signed-off-by: Victor <vctr.y.m@example.com>
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4 participants