[3.11] gh-109960: Remove test_pty timeout of 10 seconds (GH-110058) (#110061)

gh-109960: Remove test_pty timeout of 10 seconds (GH-110058)

In 2003, test_pty got a hardcoded timeout of 10 seconds to prevent
hanging on AIX & HPUX "if run after test_openpty":
commit 7d8145268e. Since 2003, test_pty
was no longer reported to hang on AIX. But today, the test can fail
simply because a CI is busy running other tests in parallel.
The timeout of 10 seconds is no longer needed, just remove it.
Moreover, regrtest now has multiple built-in generic timeout
mecanisms.
(cherry picked from commit 5fdcea7440)

Co-authored-by: Victor Stinner <vstinner@python.org>
This commit is contained in:
Miss Islington (bot) 2023-09-28 17:30:38 -07:00 committed by GitHub
parent d6e8001467
commit a99729599a
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@ -80,17 +80,9 @@ def expectedFailureIfStdinIsTTY(fun):
# because pty code is not too portable.
class PtyTest(unittest.TestCase):
def setUp(self):
old_alarm = signal.signal(signal.SIGALRM, self.handle_sig)
self.addCleanup(signal.signal, signal.SIGALRM, old_alarm)
old_sighup = signal.signal(signal.SIGHUP, self.handle_sighup)
self.addCleanup(signal.signal, signal.SIGHUP, old_sighup)
# isatty() and close() can hang on some platforms. Set an alarm
# before running the test to make sure we don't hang forever.
self.addCleanup(signal.alarm, 0)
signal.alarm(10)
# Save original stdin window size.
self.stdin_dim = None
if _HAVE_WINSZ:
@ -101,9 +93,6 @@ def setUp(self):
except tty.error:
pass
def handle_sig(self, sig, frame):
self.fail("isatty hung")
@staticmethod
def handle_sighup(signum, frame):
pass