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https://issues.apache.org/jira/browse/SPARK-48970?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Weichen Xu reassigned SPARK-48970:
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Assignee: Weichen Xu
> Avoid using SparkSession.getActiveSession in spark ML reader/writer
> -------------------------------------------------------------------
>
> Key: SPARK-48970
> URL: https://issues.apache.org/jira/browse/SPARK-48970
> Project: Spark
> Issue Type: Bug
> Components: ML, PySpark
> Affects Versions: 4.0.0
> Reporter: Weichen Xu
> Assignee: Weichen Xu
> Priority: Major
> Labels: pull-request-available
>
> `SparkSession.getActiveSession` is thread-local session, but spark ML reader
> / writer might be executed in different threads which causes
> `SparkSession.getActiveSession` returning None.
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