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bpo-46672: fix NameError in asyncio.gather if type check fails (GH-31187)

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Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
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Nikita Sobolev 2022-02-20 13:24:00 +03:00 • committed by GitHub
parent e7130c2e8c
commit 4ab8167b9c
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3 changed files with 17 additions and 1 deletions
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14
Lib/test/test_asyncio/test_tasks.py
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@ -3235,6 +3235,20 @@ class CoroutineGatherTests(GatherTestsBase, test_utils.TestCase):
test_utils.run_briefly(self.one_loop)
self.assertIsInstance(f.exception(), RuntimeError)
def test_issue46672(self):
with mock.patch(
'asyncio.base_events.BaseEventLoop.call_exception_handler',
):
async def coro(s):
return s
c = coro('abc')
with self.assertRaises(TypeError):
self._gather(c, {})
self._run_loop(self.one_loop)
# NameError should not happen:
self.one_loop.call_exception_handler.assert_not_called()
class RunCoroutineThreadsafeTests(test_utils.TestCase):
"""Test case for asyncio.run_coroutine_threadsafe."""