def test_inheritedMethod(self):
        """
        L{prefixedMethodNames} returns a list included methods with the given
        prefix defined on base classes of the class passed to it.
        """
        class Child(Separate):
            pass
        self.assertEqual(["method"], prefixedMethodNames(Child, "good_"))

        L{prefixedMethodNames} returns a list included methods with the given
        prefix defined on base classes of the class passed to it.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_reflect.py