def test_empty(self):
        ns = argparse.Namespace()
        self.assertEqual('' in ns, False)
        self.assertEqual('' not in ns, True)
        self.assertEqual('x' in ns, False)
dataset/ETHPy150Open amrdraz/kodr/app/brython/www/src/Lib/test/test_argparse.py/TestNamespaceContainsSimple.test_empty/original