WeichenXu123 commented on a change in pull request #24643:
[SPARK-26412][PySpark][SQL] Allow Pandas UDF to take an iterator of pd.Series
or an iterator of tuple of pd.Series
URL: https://github.com/apache/spark/pull/24643#discussion_r293828520
##########
File path: python/pyspark/sql/tests/test_pandas_udf_scalar.py
##########
@@ -136,84 +150,115 @@ def
test_register_nondeterministic_vectorized_udf_basic(self):
[row] = self.spark.sql("SELECT randomPandasUDF(1)").collect()
self.assertEqual(row[0], 7)
+ def random_iter_udf(it):
+ for i in it:
+ yield random.randint(6, 6) + i
Review comment:
The master test code is `random.randint(6, 6)`, I guess they want the test
to keep deterministic. The "random.randint" is just a hint for the udf is
random ?
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