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[3.11] gh-100160: Remove any deprecation warnings in asyncio.get_event_loop() (#100412)

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Some deprecation warnings will reappear (in a slightly different form) in 3.12.

Co-authored-by: Guido van Rossum <guido@python.org>
This commit is contained in:
Serhiy Storchaka 2023-01-10 22:20:09 +02:00 • committed by GitHub
parent a7f9afdd46
commit 1b2459dc64
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6 changed files with 17 additions and 48 deletions
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12
Lib/test/test_asyncio/test_events.py
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@ -2588,9 +2588,7 @@ class PolicyTests(unittest.TestCase):
def test_get_event_loop(self):
policy = asyncio.DefaultEventLoopPolicy()
self.assertIsNone(policy._local._loop)
with self.assertWarns(DeprecationWarning) as cm:
loop = policy.get_event_loop()
self.assertEqual(cm.filename, __file__)
loop = policy.get_event_loop()
self.assertIsInstance(loop, asyncio.AbstractEventLoop)
self.assertIs(policy._local._loop, loop)
@ -2604,10 +2602,8 @@ class PolicyTests(unittest.TestCase):
policy, "set_event_loop",
wraps=policy.set_event_loop) as m_set_event_loop:
with self.assertWarns(DeprecationWarning) as cm:
loop = policy.get_event_loop()
loop = policy.get_event_loop()
self.addCleanup(loop.close)
self.assertEqual(cm.filename, __file__)
# policy._local._loop must be set through .set_event_loop()
# (the unix DefaultEventLoopPolicy needs this call to attach
@ -2796,10 +2792,8 @@ class GetEventLoopTestsMixin:
loop = asyncio.new_event_loop()
self.addCleanup(loop.close)
with self.assertWarns(DeprecationWarning) as cm:
loop2 = asyncio.get_event_loop()
loop2 = asyncio.get_event_loop()
self.addCleanup(loop2.close)
self.assertEqual(cm.filename, __file__)
asyncio.set_event_loop(None)
with self.assertRaisesRegex(RuntimeError, 'no current'):
asyncio.get_event_loop()