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[SPARK-45159][PYTHON] Handle named arguments only when necessary #42915

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[SPARK-45159][PYTHON] Handle named arguments only when necessary #42915

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c2c8321
Handle named arguments only when necessary.
ueshin Sep 13, 2023
8b28502
Fix.
ueshin Sep 13, 2023
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24 changes: 24 additions & 0 deletions python/pyspark/sql/tests/connect/test_parity_arrow_python_udf.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@

import unittest

from pyspark.errors import AnalysisException, PythonException
from pyspark.sql.functions import udf
from pyspark.sql.tests.connect.test_parity_udf import UDFParityTests
from pyspark.sql.tests.test_arrow_python_udf import PythonUDFArrowTestsMixin

Expand All @@ -34,6 +36,28 @@ def tearDownClass(cls):
finally:
super(ArrowPythonUDFParityTests, cls).tearDownClass()

def test_named_arguments_negative(self):
@udf("int")
def test_udf(a, b):
return a + b

self.spark.udf.register("test_udf", test_udf)

with self.assertRaisesRegex(
AnalysisException,
"DUPLICATE_ROUTINE_PARAMETER_ASSIGNMENT.DOUBLE_NAMED_ARGUMENT_REFERENCE",
):
self.spark.sql("SELECT test_udf(a => id, a => id * 10) FROM range(2)").show()

with self.assertRaisesRegex(AnalysisException, "UNEXPECTED_POSITIONAL_ARGUMENT"):
self.spark.sql("SELECT test_udf(a => id, id * 10) FROM range(2)").show()

with self.assertRaises(PythonException):
self.spark.sql("SELECT test_udf(c => 'x') FROM range(2)").show()

with self.assertRaises(PythonException):
self.spark.sql("SELECT test_udf(id, a => id * 10) FROM range(2)").show()


if __name__ == "__main__":
import unittest
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