def test_wait_sentinel(self):
p = self.Process(target=self._test_wait_sentinel)
with pytest.raises(ValueError):
p.sentinel
p.start()
sentinel = p.sentinel
assert isinstance(sentinel, int)
assert not wait([sentinel], timeout=0.0)
assert wait([sentinel], timeout=5), (p.exitcode)
expected_code = 15 if sys.platform == 'win32' else -15
p.join() # force refresh of p.exitcode
assert p.exitcode == expected_code
def wait_for_handle(handle, timeout):
from loky.backend.compat import wait
if timeout is not None and timeout < 0.0:
timeout = None
return wait([handle], timeout)
