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https://issues.apache.org/jira/browse/SPARK-51118?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xinrong Meng updated SPARK-51118:
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Summary: Use Arrow python UDF for ml internal code (was: Use Arrow python
UDF for ml)
> Use Arrow python UDF for ml internal code
> -----------------------------------------
>
> Key: SPARK-51118
> URL: https://issues.apache.org/jira/browse/SPARK-51118
> Project: Spark
> Issue Type: Sub-task
> Components: ML, PySpark
> Affects Versions: 4.0.0
> Reporter: Xinrong Meng
> Priority: Major
>
> When enabling Arrow optimization for Python UDF, areas below error out with
> ValueError: 'tolist' is not in list.
> - CrossValidator Fit
> The issue occurs in test_save_load_nested_estimator, when executing
> cv.fit(dataset).
> Full stacktrace see
> [https://github.com/xinrong-meng/spark/actions/runs/13167027085/job/36749584932]
> - OneVsRestModel _transform
> Full stacktrace see
> [https://github.com/xinrong-meng/spark/actions/runs/13188569330/job/36819938746]
> - UnaryTransformer _transform
> Now Arrow optimization is disabled in those places explicitly, but we should
> enable those in the near future.
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