self = <test_class.TestClass instance at 0x2822638> def test_two(self): x = "hello" > assert hasattr(x, 'check') E assert False E + where False = hasattr('hello', 'check') test_class.py:8: AssertionErrordef test_answer(): > assert func(3) == 5 E assert 4 == 5 E + where 4 = func(3) test_sample.py:5: AssertionError