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https://issues.apache.org/jira/browse/SPARK-51277?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon resolved SPARK-51277.
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Fix Version/s: 4.0.0
Assignee: Hyukjin Kwon
Resolution: Fixed
Fixed in
https://github.com/apache/spark/commit/9efaa91deb502cadbaddb8ca4c934bd8529aeaad
> Implement 0-arg implementation in Arrow-optimized Python UDF
> ------------------------------------------------------------
>
> Key: SPARK-51277
> URL: https://issues.apache.org/jira/browse/SPARK-51277
> Project: Spark
> Issue Type: Sub-task
> Components: PySpark
> Affects Versions: 4.0.0
> Reporter: Hyukjin Kwon
> Assignee: Hyukjin Kwon
> Priority: Major
> Labels: pull-request-available
> Fix For: 4.0.0
>
>
> The reason why 0-arg with pandas UDFs are not implemented is that you don't
> know how many to return but in Arrow-optimized Python UDFs we know. so we can
> implement this
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