Github user GregBowyer commented on a diff in the pull request:
https://github.com/apache/spark/pull/14517#discussion_r75011462
--- Diff: python/pyspark/sql/readwriter.py ---
@@ -733,11 +774,19 @@ def _test():
import os
import tempfile
import py4j
+ import shutil
from pyspark.context import SparkContext
from pyspark.sql import SparkSession, Row
import pyspark.sql.readwriter
- os.chdir(os.environ["SPARK_HOME"])
+ spark_home = os.path.realpath(os.environ["SPARK_HOME"])
+
+ test_dir = tempfile.mkdtemp()
+ os.chdir(test_dir)
+
+ path = lambda x, y, z: os.path.join(x, y)
+
+ shutil.copytree(path(spark_home, 'python', 'test_support'),
path(test_dir, 'python', 'test_support'))
--- End diff --
Thanks for the note, I was getting annoyed at not knowing where to find the
tools for such things.
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