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https://issues.apache.org/jira/browse/SPARK-55025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyukjin Kwon resolved SPARK-55025.
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Resolution: Fixed
Resolving as Fixed: this change was merged to master. Implementing commit:
69f1d5c5e461 [SPARK-55025][PS] Improve performance in pandas by using list
comprehension. (Triaged as a stranded ticket — the fix landed but the JIRA was
left unresolved. Verified present on current master and not reverted.)
> Pyspark pandas use of nested for loops
> --------------------------------------
>
> Key: SPARK-55025
> URL: https://issues.apache.org/jira/browse/SPARK-55025
> Project: Spark
> Issue Type: Bug
> Components: Pandas API on Spark
> Affects Versions: 4.1.1
> Reporter: Devin Petersohn
> Assignee: Devin Petersohn
> Priority: Major
> Labels: pull-request-available
>
> A lot of performance is being left on the table in Pyspark pandas because
> there are instances of the for loop + append pattern.
>
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