[issue20666] asyncio/OpenBSD: make concurrent.futures dependency optional

[STINNER Victor]

STINNER Victor added the comment:

> I'd prefer not to add a bad hack to support such a broken platform. If it doesn't have semaphores, not much Python code will run.

Oh, in fact concurrent.futures and multiprocessing are available on OpenBSD 5.5 (see the new buildbot created yesterday). test_asyncio is running on this buildbot.

So I suggest to upgrade to OpenBSD 5.5 (currently under development) if you would like to use asyncio.

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resolution:  -> wont fix
status: open -> closed

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<http://bugs.python.org/issue20666>
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