@skipIf(DEBUG, 'Py_DEBUG=1')
    @gen_test
    def test_add_start(self):
        yield self.start_arbiter()
        async_poll_for(self.test_file, 'START')
        ep = self.arbiter.endpoint

        stdout, stderr = yield async_run_ctl('add --start test2 "%s"'
                                             % 1 % SLEEP,
                                             endpoint=ep)
        if stderr:
            self.assertIn('UserWarning', stderr)
        self.assertEqual(stdout.strip(), 'ok')
        stdout, stderr = yield async_run_ctl('status test2',
                                             endpoint=ep)
        if stderr:
            self.assertIn('UserWarning', stderr)
        self.assertEqual(stdout.strip(), 'active')
        yield self.stop_arbiter()
dataset/ETHPy150Open circus-tent/circus/circus/tests/test_circusctl.py/CommandlineTest.test_add_start/swapped operands of `%`