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Pandas in 3.14t CI#12284

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crusaderky merged 2 commits intodask:mainfrom
crusaderky:314t_pandas
Feb 22, 2026
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Pandas in 3.14t CI#12284
crusaderky merged 2 commits intodask:mainfrom
crusaderky:314t_pandas

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@crusaderky crusaderky commented Feb 5, 2026 •
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Test dask.dataframe in 3.14t CI.
This requires pandas >=3.0.1 to avoid data races.

@crusaderky crusaderky mentioned this pull request Feb 5, 2026
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github-actions bot commented Feb 5, 2026 •
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Unit Test Results

See test report for an extended history of previous test failures. This is useful for diagnosing flaky tests.

     21 files  ±     0       21 suites  ±0   5h 35m 2s ⏱️ + 33m 53s
 18 284 tests ±     0   17 010 ✅ ±     0   1 274 💤 ±    0  0 ❌ ±0 
317 223 runs  +22 436  273 478 ✅ +21 034  43 745 💤 +1 402  0 ❌ ±0 

Results for commit ac2a561. ± Comparison against base commit 6ac1553.

♻️ This comment has been updated with latest results.

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crusaderky commented Feb 5, 2026 •
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Thanks to pandas-dev/pandas#63783, CI looks rock solid, with 2 deterministic failures:

FAILED dask/dataframe/dask_expr/tests/test_collection.py::test_repartition_partition_size - AssertionError: assert 5 == 4
 +  where 5 = Dask DataFrame Structure:\n                   x      y\nnpartitions=5              \n0              int64  int64\n20               ...    ...\n...              ...    ...\n80               ...    ...\n99               ...    ...\nDask Name: repartition, 2 expressions\nExpr=Repartition(frame=df, partition_size='1kb').npartitions
FAILED dask/tests/test_tokenize.py::test_tokenize_range_index - assert 16 >= 32
= 2 failed, 16224 passed, 1106 skipped, 334 xfailed, 282 xpassed, 7 warnings in 849.71s (0:14:09) =

[EDIT] fixed them

@crusaderky crusaderky force-pushed the 314t_pandas branch 2 times, most recently from 1adb7ab to effe4a1 Compare February 6, 2026 11:09
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crusaderky commented Feb 6, 2026

This PR is blocked by pandas-dev/pandas#63783 and a subsequent build of pandas-nightly.

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kumaraditya303 commented Feb 10, 2026

@crusaderky The upstream PR merged now and the latest nightly contains the fix.

@crusaderky crusaderky force-pushed the 314t_pandas branch 6 times, most recently from 27437f5 to 94fa378 Compare February 13, 2026 13:44
@crusaderky crusaderky changed the title WIP Pandas in 3.14t CI Pandas in 3.14t CI Feb 13, 2026
@crusaderky crusaderky force-pushed the 314t_pandas branch 2 times, most recently from 09fc61a to 6255f86 Compare February 13, 2026 13:46
@crusaderky crusaderky marked this pull request as ready for review February 13, 2026 14:21
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crusaderky commented Feb 13, 2026

This PR is ready for review!

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@crusaderky crusaderky merged commit 45610ac into dask:main Feb 22, 2026
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@crusaderky crusaderky deleted the 314t_pandas branch February 22, 2026 23:28
@crusaderky crusaderky mentioned this pull request Mar 24, 2026
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