[GitHub] [spark] d80tb7 commented on a change in pull request #24981: [SPARK-27463][PYTHON] Support Dataframe Cogroup via Pandas UDFs

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d80tb7 commented on a change in pull request #24981: [SPARK-27463][PYTHON] Support Dataframe Cogroup via Pandas UDFs
URL: https://github.com/apache/spark/pull/24981#discussion_r315750156
 
 

 ##########
 File path: python/pyspark/serializers.py
 ##########
 @@ -401,6 +427,22 @@ def __repr__(self):
         return "ArrowStreamPandasUDFSerializer"
 
 
+class InterleavedArrowStreamPandasSerializer(ArrowStreamPandasUDFSerializer):
+
+    def __init__(self, timezone, safecheck, assign_cols_by_name):
+        super(InterleavedArrowStreamPandasSerializer, self).__init__(timezone, safecheck, assign_cols_by_name)
+
+    def load_stream(self, stream):
+        """
+        Deserialize ArrowRecordBatches to an Arrow table and return as a list of pandas.Series.
+        """
+        reader = InterleavedArrowReader(stream)
 
 Review comment:
   doh! yes you're quick right- this is much better.

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