86         MockClass = NonCallableMagicMock
88             MockClass = NonCallableMock
91         self.assertTrue(is_instance(obj, MockClass))
729         def test(MockClass):  argument
730             MockClass.z = 'foo'
735         def test(MockClass):  argument
736             MockClass.z = 'foo'
740         def test(MockClass):  argument
741             MockClass.z = 'foo'
746         def test(MockClass):  argument
747             MockClass.z = 'foo'
754         def test(MockClass):  argument
755             instance = MockClass()