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Posted to commits@spark.apache.org by da...@apache.org on 2016/04/20 02:29:33 UTC

spark git commit: [SPARK-14717] [PYTHON] Scala, Python APIs for Dataset.unpersist differ in default blocking value

Repository: spark
Updated Branches:
  refs/heads/master a685e65a4 -> 366414235


[SPARK-14717] [PYTHON] Scala, Python APIs for Dataset.unpersist differ in default blocking value

## What changes were proposed in this pull request?

Change unpersist blocking parameter default value to match Scala

## How was this patch tested?

unit tests, manual tests

jkbradley davies

Author: felixcheung <fe...@hotmail.com>

Closes #12507 from felixcheung/pyunpersist.


Project: http://git-wip-us.apache.org/repos/asf/spark/repo
Commit: http://git-wip-us.apache.org/repos/asf/spark/commit/36641423
Tree: http://git-wip-us.apache.org/repos/asf/spark/tree/36641423
Diff: http://git-wip-us.apache.org/repos/asf/spark/diff/36641423

Branch: refs/heads/master
Commit: 3664142350afb6bf40a8bcb3508b56670603dae4
Parents: a685e65
Author: felixcheung <fe...@hotmail.com>
Authored: Tue Apr 19 17:29:28 2016 -0700
Committer: Davies Liu <da...@gmail.com>
Committed: Tue Apr 19 17:29:28 2016 -0700

----------------------------------------------------------------------
 python/pyspark/sql/dataframe.py | 4 +++-
 python/pyspark/sql/tests.py     | 2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/spark/blob/36641423/python/pyspark/sql/dataframe.py
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diff --git a/python/pyspark/sql/dataframe.py b/python/pyspark/sql/dataframe.py
index b4fa836..328bda6 100644
--- a/python/pyspark/sql/dataframe.py
+++ b/python/pyspark/sql/dataframe.py
@@ -326,9 +326,11 @@ class DataFrame(object):
         return self
 
     @since(1.3)
-    def unpersist(self, blocking=True):
+    def unpersist(self, blocking=False):
         """Marks the :class:`DataFrame` as non-persistent, and remove all blocks for it from
         memory and disk.
+
+        .. note:: `blocking` default has changed to False to match Scala in 2.0.
         """
         self.is_cached = False
         self._jdf.unpersist(blocking)

http://git-wip-us.apache.org/repos/asf/spark/blob/36641423/python/pyspark/sql/tests.py
----------------------------------------------------------------------
diff --git a/python/pyspark/sql/tests.py b/python/pyspark/sql/tests.py
index e4f79c9..d4c221d 100644
--- a/python/pyspark/sql/tests.py
+++ b/python/pyspark/sql/tests.py
@@ -362,7 +362,7 @@ class SQLTests(ReusedPySparkTestCase):
         # cache and checkpoint
         self.assertFalse(df.is_cached)
         df.persist()
-        df.unpersist()
+        df.unpersist(True)
         df.cache()
         self.assertTrue(df.is_cached)
         self.assertEqual(2, df.count())


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