Bug 794115

Summary:	py3.10 deprecation warnings: There is no current event loop
Product:	Portage Development	Reporter:	Michał Górny <mgorny>
Component:	Core	Assignee:	Portage team <dev-portage>
Status:	RESOLVED FIXED
Severity:	normal	CC:	sam
Priority:	Normal	Keywords:	InVCS
Version:	unspecified
Hardware:	All
OS:	Linux
Whiteboard:
Package list:		Runtime testing required:	---
Bug Depends on:	837899
Bug Blocks:

Description Michał Górny archtester

2021-06-04 06:54:03 UTC

These repeat a lot during tests:

/tmp/portage/sys-apps/portage-3.0.19/work/portage-3.0.19-python3_10/lib/portage/util/_eventloop/asyncio_event_loop.py:21: DeprecationWarning: There is no current event loop
  loop = loop or _real_asyncio.get_event_loop()
/tmp/portage/sys-apps/portage-3.0.19/work/portage-3.0.19-python3_10/lib/portage/util/futures/_asyncio/__init__.py:273: DeprecationWarning: There is no current event loop
  _real_asyncio.get_event_loop()
/tmp/portage/sys-apps/portage-3.0.19/work/portage-3.0.19-python3_10/lib/portage/util/_eventloop/asyncio_event_loop.py:21: DeprecationWarning: There is no current event loop
  loop = loop or _real_asyncio.get_event_loop()

Comment 1 Kim B. Sindalsen 2022-06-21 17:36:47 UTC

This happens in /usr/lib/portage/python3.10/socks5-server.py, too (encountered when installing binary packages)

* jitterentropy-rngd-1.2.7.tbz2 MD5 SHA1 size ;-) ...                   [ ok ]
/usr/lib/portage/python3.10/socks5-server.py:226: DeprecationWarning: There is no current event loop
  loop = asyncio.get_event_loop()
>>> Extracting info

Comment 2 Zac Medico gentoo-dev

2022-06-21 22:00:50 UTC

We should migrate to asyncio.run which is available since python3.7.

Comment 3 Zac Medico gentoo-dev

2022-06-24 01:38:15 UTC

The bug has been referenced in the following commit(s):

commit 631bedffe29124d693de3b539fc908d9feec1420
Author:     Zac Medico <zmedico@gentoo.org>
AuthorDate: 2021-09-19 22:05:38 -0700
Commit:     Zac Medico <zmedico@gentoo.org>
CommitDate: 2021-09-19 22:08:47 -0700

    _safe_loop: fix python3.10 DeprecationWarning
    
    DeprecationWarning: There is no current event loop
    
    Signed-off-by: Zac Medico <zmedico@gentoo.org>

 lib/portage/util/futures/_asyncio/__init__.py | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

Comment 4 Larry the Git Cow gentoo-dev

2022-06-24 02:20:25 UTC

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/proj/portage.git/commit/?id=8c0bcea15410ae81f2f157ba1b52d5c11cbf3966

commit 8c0bcea15410ae81f2f157ba1b52d5c11cbf3966
Author:     Zac Medico <zmedico@gentoo.org>
AuthorDate: 2022-06-24 02:16:31 +0000
Commit:     Zac Medico <zmedico@gentoo.org>
CommitDate: 2022-06-24 02:18:59 +0000

    bin/socks5-server.py: fix python3.10 DeprecationWarning
    
    DeprecationWarning: There is no current event loop
    
    Bug: https://bugs.gentoo.org/794115
    Signed-off-by: Zac Medico <zmedico@gentoo.org>

 bin/socks5-server.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)