test_gc.py 文件源码

def test_get_count(self):
        gc.collect()
        a, b, c = gc.get_count()
        x = []
        d, e, f = gc.get_count()
        self.assertEqual((b, c), (0, 0))
        self.assertEqual((e, f), (0, 0))
        # This is less fragile than asserting that a equals 0.
        self.assertLess(a, 5)
        # Between the two calls to get_count(), at least one object was
        # created (the list).
        self.assertGreater(d, a)