Yikun Jiang created SPARK-37721:
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             Summary: Failed to execute pyspark test in Win WSL
                 Key: SPARK-37721
                 URL: https://issues.apache.org/jira/browse/SPARK-37721
             Project: Spark
          Issue Type: Bug
          Components: Tests
    Affects Versions: 3.3.0
            Reporter: Yikun Jiang


 
{code:java}
Launching unittests with arguments python -m unittest 
test_rdd.RDDTests.test_range in /home/yikun/spark/python/pyspark/testsTraceback 
(most recent call last):
  File "/mnt/d/Program Files/JetBrains/PyCharm 
2021.1.3/plugins/python/helpers/pycharm/_jb_unittest_runner.py", line 35, in 
<module>
    sys.exit(main(argv=args, module=None, 
testRunner=unittestpy.TeamcityTestRunner, buffer=not JB_DISABLE_BUFFERING))
  File "/usr/lib/python3.8/unittest/main.py", line 100, in __init__
    self.parseArgs(argv)
  File "/usr/lib/python3.8/unittest/main.py", line 147, in parseArgs
    self.createTests()
  File "/usr/lib/python3.8/unittest/main.py", line 158, in createTests
    self.test = self.testLoader.loadTestsFromNames(self.testNames,
  File "/usr/lib/python3.8/unittest/loader.py", line 220, in loadTestsFromNames
    suites = [self.loadTestsFromName(name, module) for name in names]
  File "/usr/lib/python3.8/unittest/loader.py", line 220, in <listcomp>
    suites = [self.loadTestsFromName(name, module) for name in names]
  File "/usr/lib/python3.8/unittest/loader.py", line 154, in loadTestsFromName
    module = __import__(module_name)
  File "/home/yikun/spark/python/pyspark/tests/test_rdd.py", line 37, in 
<module>
    from pyspark.testing.utils import ReusedPySparkTestCase, SPARK_HOME, 
QuietTest
  File "/home/yikun/spark/python/pyspark/testing/utils.py", line 47, in <module>
    SPARK_HOME = os.environ["SPARK_HOME"]#_find_spark_home()
  File "/usr/lib/python3.8/os.py", line 675, in __getitem__
    raise KeyError(key) from None
KeyError: 'SPARK_HOME' {code}
Looks like we  should change "SPARK_HOME = os.environ["SPARK_HOME"]" to 
"SPARK_HOME = _find_spark_home()"

 



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