Github user gliptak commented on the pull request:
https://github.com/apache/spark/pull/9263#issuecomment-150855946
The test errors with:
```
Finished test(python2.6): pyspark.mllib.util (9s)
Traceback (most recent call last):
File "/usr/lib64/python2.6/runpy.py", line 122, in _run_module_as_main
"__main__", fname, loader, pkg_name)
File "/usr/lib64/python2.6/runpy.py", line 34, in _run_code
exec code in run_globals
File
"/home/jenkins/workspace/SparkPullRequestBuilder@2/python/pyspark/mllib/tests.py",
line 1543, in <module>
from pyspark.mllib.tests import *
File
"/home/jenkins/workspace/SparkPullRequestBuilder@2/python/pyspark/mllib/tests.py",
line 79, in <module>
sc = SparkContext('local[4]', "MLlib tests")
File
"/home/jenkins/workspace/SparkPullRequestBuilder@2/python/pyspark/context.py",
line 111, in __init__
SparkContext._ensure_initialized(self, gateway=gateway)
File
"/home/jenkins/workspace/SparkPullRequestBuilder@2/python/pyspark/context.py",
line 257, in _ensure_initialized
callsite.function, callsite.file, callsite.linenum))
ValueError: Cannot run multiple SparkContexts at once; existing
SparkContext(app=MLlib tests, master=local[4]) created by <module> at
/usr/lib64/python2.6/runpy.py:34
Had test failures in pyspark.mllib.tests with python2.6; see logs.
[error] running
/home/jenkins/workspace/SparkPullRequestBuilder@2/python/run-tests
--modules=pyspark-core,pyspark-sql,pyspark-streaming,pyspark-mllib,pyspark-ml
--parallelism=4 ; received return code 255
```
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