Github user HeartSaVioR commented on the pull request:
https://github.com/apache/storm/pull/280#issuecomment-74376482
@dashengju @harshach
Since there's no exec on Windows, we can check os, and use sub.call() if
it's Windows, and use os.execvp() if it's not Windows.
If you think it makes sense, I'll file new JIRA and post a relevant PR.
Thanks!
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