[issue28287] Refactor subprocess.Popen to let a subclass handle IO asynchronously

[Antoine Pitrou]

Antoine Pitrou added the comment:

By the way, we're using GitHub PRs now for development, though you can still submit patch files if you prefer that.

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nosy: +pitrou

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28287>
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