Yicong Huang created SPARK-57680:
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Summary: Remove unused ArrowStreamAggPandasUDFSerializer
Key: SPARK-57680
URL: https://issues.apache.org/jira/browse/SPARK-57680
Project: Spark
Issue Type: Sub-task
Components: PySpark
Affects Versions: 4.3.0
Reporter: Yicong Huang
Delete ArrowStreamAggPandasUDFSerializer
(python/pyspark/sql/pandas/serializers.py) now that it is dead code. Its last
consumer, SQL_GROUPED_AGG_PANDAS_ITER_UDF, was migrated to
ArrowStreamGroupSerializer in SPARK-57676. Parallel to SPARK-56349 which
removed the Arrow counterpart ArrowStreamAggArrowUDFSerializer. Depends on
SPARK-57676.
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