Github user icexelloss commented on a diff in the pull request:
https://github.com/apache/spark/pull/21383#discussion_r190761062
--- Diff: python/pyspark/sql/tests.py ---
@@ -900,6 +900,17 @@ def __call__(self, x):
self.assertEqual(f, f_.func)
self.assertEqual(return_type, f_.returnType)
+ def test_stopiteration_in_udf(self):
+ # test for SPARK-23754
+ from pyspark.sql.functions import udf
+ from py4j.protocol import Py4JJavaError
+
+ def foo(x):
+ raise StopIteration()
+
+ with self.assertRaises(Py4JJavaError):
--- End diff --
Can we check for error message here?
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