Method test_send_signal_race2

Lib/test/test_subprocess.py:3533–3545

(self)

        self.assertIsNotNone(proc.returncode)

    def test_send_signal_race2(self):
        # bpo-40550: the process might exist between the returncode check and
        # the kill operation
        p = subprocess.Popen([sys.executable, '-c', 'exit(1)'])

        # wait for process to exit
        while not p.returncode:
            p.poll()

        with mock.patch.object(p, 'poll', new=lambda: None):
            p.returncode = None
            p.send_signal(signal.SIGTERM)
        p.kill()

    def test_communicate_repeated_call_after_stdout_close(self):
        proc = subprocess.Popen([sys.executable, '-c',