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bpo-34679: Restore instantiation Windows IOCP event loop from non-main thread (#15492)

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* Restore running proactor event loop from non-main thread

Co-Authored-By: Kyle Stanley <aeros167@gmail.com>
This commit is contained in:
Andrew Svetlov 2019-08-26 12:51:08 +03:00 • committed by GitHub
parent 998cf1f03a
commit 1c06009986
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3 changed files with 24 additions and 1 deletions
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19
Lib/test/test_asyncio/test_windows_events.py
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@ -59,6 +59,25 @@ class ProactorLoopCtrlC(test_utils.TestCase):
thread.join()
class ProactorMultithreading(test_utils.TestCase):
def test_run_from_nonmain_thread(self):
finished = False
async def coro():
await asyncio.sleep(0)
def func():
nonlocal finished
loop = asyncio.new_event_loop()
loop.run_until_complete(coro())
finished = True
thread = threading.Thread(target=func)
thread.start()
thread.join()
self.assertTrue(finished)
class ProactorTests(test_utils.TestCase):
def setUp(self):