Github user davies commented on the pull request:
https://github.com/apache/spark/pull/1371#issuecomment-49567522
Even with multiprocess, the hash of None are the same, because they are
forked from the same one process.
On Sun, Jul 20, 2014 at 4:33 PM, Matei Zaharia <[email protected]>
wrote:
> Even in local mode, we launch multiple Python processes, one per core.
> Just set the master to local[4] or something like that. Some of our other
> tests do that.
>
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> Reply to this email directly or view it on GitHub
> <https://github.com/apache/spark/pull/1371#issuecomment-49563398>.
>
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- Davies
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