[GitHub] [spark] HyukjinKwon commented on a diff in pull request #41867: [SPARK-43964][SQL][PYTHON] Support arrow-optimized Python UDTFs

["HyukjinKwon (via GitHub)" <gi...@apache.org>]

HyukjinKwon commented on code in PR #41867:
URL: https://github.com/apache/spark/pull/41867#discussion_r1257906151


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python/pyspark/sql/pandas/serializers.py:
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@@ -360,6 +360,56 @@ def arrow_to_pandas(self, arrow_column):
             )
         return s
 
+    def _create_struct_array(self, df, arrow_struct_type):

Review Comment:
   cc @xinrong-meng and @ueshin 



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