Re: [PATCH] global_event_loop: return running loop for current thread

Zac Medico <[email protected]> Mon, 4 Jan 2021 01:34:03 -0800

Newsgroups	gmane.linux.gentoo.portage.devel
Message-ID	<[email protected]>

On 1/4/21 1:06 AM, Zac Medico wrote:
> Like asyncio.get_event_loop(), return the running loop for the
> current thread if there is one, and otherwise construct a new
> one if needed. This allows the _safe_loop function to become
> synonymous with the global_event_loop function.
> 
> Bug: https://bugs.gentoo.org/763339
> Signed-off-by: Zac Medico <[email protected]>
> ---
>  .../util/_eventloop/global_event_loop.py      | 28 ++-----------------
>  lib/portage/util/futures/_asyncio/__init__.py | 22 ++++++++++-----
>  2 files changed, 17 insertions(+), 33 deletions(-)

For the case of "loop running in non-main thread" of API consumer, this
change makes portage compatible with PEP 492 coroutines with async and
await syntax. Portage internals can safely begin using async / await
syntax instead of compat_coroutine.
-- 
Thanks,
Zac

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