python类Cycler()的实例源码

def test_cycler(self):
        items = 1, 2, 3
        c = Cycler(*items)
        for item in items + items:
            assert c.current == item
            assert next(c) == item
        next(c)
        assert c.current == 2
        c.reset()
        assert c.current == 1

def test_cycler(self):
        items = 1, 2, 3
        c = Cycler(*items)
        for item in items + items:
            assert c.current == item
            assert next(c) == item
        next(c)
        assert c.current == 2
        c.reset()
        assert c.current == 1

def test_cycler(self):
        items = 1, 2, 3
        c = Cycler(*items)
        for item in items + items:
            assert c.current == item
            assert next(c) == item
        next(c)
        assert c.current == 2
        c.reset()
        assert c.current == 1

def test_cycler(self):
        items = 1, 2, 3
        c = Cycler(*items)
        for item in items + items:
            assert c.current == item
            assert next(c) == item
        next(c)
        assert c.current == 2
        c.reset()
        assert c.current == 1

def test_cycler(self):
        items = 1, 2, 3
        c = Cycler(*items)
        for item in items + items:
            assert c.current == item
            assert next(c) == item
        next(c)
        assert c.current == 2
        c.reset()
        assert c.current == 1