def assertRunOK(self, *args, **env_vars):
    (rc, out, err) = script_helper.assert_python_ok(*self._get_run_args(args), **env_vars)
    self.assertEqual(b'', err)
    return out
def assertRunOK(self, *args, **env_vars):
    (rc, out, err) = script_helper.assert_python_ok(*self._get_run_args(args), **env_vars)
    self.assertEqual(b, err)
    return out