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bpo-24638: Improve the error message in asyncio.ensure_future() (#12848)

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Zackery Spytz 2019-05-03 09:35:26 -06:00 • committed by Andrew Svetlov
parent ceb842e155
commit 4737b923df
2 changed files with 11 additions and 1 deletions
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9
Lib/test/test_asyncio/test_tasks.py
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@ -236,6 +236,15 @@ class BaseTaskTests:
with self.assertRaises(TypeError):
asyncio.ensure_future('ok')
def test_ensure_future_error_msg(self):
loop = asyncio.new_event_loop()
f = self.new_future(self.loop)
with self.assertRaisesRegex(ValueError, 'The future belongs to a '
'different loop than the one specified as '
'the loop argument'):
asyncio.ensure_future(f, loop=loop)
loop.close()
def test_get_stack(self):
T = None