test_odd_declarations.py 文件源码

def test_classImplementsOnly(self):
        @implementer(I3)
        class A(Odd):
            pass

        @implementer(I4)
        class B(Odd):
            pass

        class C(A, B):
            pass
        classImplementsOnly(C, I1, I2)
        self.assertEqual([i.__name__ for i in implementedBy(C)],
                         ['I1', 'I2'])