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GH-120804: Remove PidfdChildWatcher, ThreadedChildWatcher and AbstractChildWatcher from asyncio APIs (#120893)

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Kumar Aditya 2024-06-23 18:38:50 +05:30 • committed by GitHub
parent b6fa8fe86a
commit 9d2e1ea386
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5 changed files with 39 additions and 259 deletions
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30
Lib/test/test_asyncio/test_subprocess.py
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@ -869,31 +869,27 @@ if sys.platform != 'win32':
# Unix
class SubprocessWatcherMixin(SubprocessMixin):
Watcher = None
def setUp(self):
super().setUp()
policy = asyncio.get_event_loop_policy()
self.loop = policy.new_event_loop()
self.set_event_loop(self.loop)
watcher = self._get_watcher()
watcher.attach_loop(self.loop)
policy._watcher = watcher
def test_watcher_implementation(self):
loop = self.loop
watcher = loop._watcher
if unix_events.can_use_pidfd():
self.assertIsInstance(watcher, unix_events._PidfdChildWatcher)
else:
self.assertIsInstance(watcher, unix_events._ThreadedChildWatcher)
def tearDown(self):
super().tearDown()
policy = asyncio.get_event_loop_policy()
watcher = policy._watcher
policy._watcher = None
watcher.attach_loop(None)
watcher.close()
class SubprocessThreadedWatcherTests(SubprocessWatcherMixin,
test_utils.TestCase):
def _get_watcher(self):
return unix_events.ThreadedChildWatcher()
def setUp(self):
# Force the use of the threaded child watcher
unix_events.can_use_pidfd = mock.Mock(return_value=False)
super().setUp()
@unittest.skipUnless(
unix_events.can_use_pidfd(),
@ -902,9 +898,7 @@ if sys.platform != 'win32':
class SubprocessPidfdWatcherTests(SubprocessWatcherMixin,
test_utils.TestCase):
def _get_watcher(self):
return unix_events.PidfdChildWatcher()
pass
else:
# Windows