[GitHub] [spark] ueshin commented on a diff in pull request #42302: [SPARK-44640][PYTHON] Improve error messages for Python UDTF returning non Iterable

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

ueshin commented on code in PR #42302:
URL: https://github.com/apache/spark/pull/42302#discussion_r1283569195


##########
python/pyspark/worker.py:
##########
@@ -599,7 +600,7 @@ def verify_result(result):
                     raise PySparkTypeError(
                         error_class="INVALID_ARROW_UDTF_RETURN_TYPE",
                         message_parameters={
-                            "type_name": type(result).__name_,
+                            "type_name": type(result).__name__,

Review Comment:
   Nice!



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