Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/17218#discussion_r107774188
--- Diff: python/pyspark/ml/tests.py ---
@@ -1243,6 +1244,45 @@ def test_tweedie_distribution(self):
self.assertTrue(np.isclose(model2.intercept, 0.6667, atol=1E-4))
+class FPGrowthTests(SparkSessionTestCase):
+ def setUp(self):
+ self.shuffle_partitions =
self.spark.conf.get("spark.sql.shuffle.partitions")
+ self.spark.conf.set("spark.sql.shuffle.partitions", "1")
--- End diff --
Why 1 partition? If it's for speed, then I wouldn't bother, unless we want
to adjust it for all unit tests. (I agree that setting it to 4 or so is often
much faster than the default of 200.) But let's do that in another PR.
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