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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 CrossValidator Fit (was: Use Arrow
python UDF for CrossValidator Fit )
> Use Arrow Python UDF for CrossValidator Fit
> --------------------------------------------
>
> 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
>
> The issue occurs in test_save_load_nested_estimator, when executing
> cv.fit(dataset). The error shows when enabling Arrow optimization for Python
> UDF: ValueError: 'tolist' is not in list.
> Full stacktrace see
> [https://github.com/xinrong-meng/spark/actions/runs/13167027085/job/36749584932]
>
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