GitHub user giwa opened a pull request:
https://github.com/apache/spark/pull/1422
follow pep8 None should be compared using is or is not
http://legacy.python.org/dev/peps/pep-0008/
## Programming Recommendations
- Comparisons to singletons like None should always be done with is or is
not, never the equality operators.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/giwa/spark apache_master
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1422.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #1422
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commit 7b361f3b75296e8d930abdf969d14a38a0fa7f77
Author: Ken Takagiwa <ken@kens-macbook-pro.local>
Date: 2014-07-15T21:56:33Z
follow pep8 None should be checked using is or is not
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