Method f

Lib/test/test_dis.py:2130–2135

(x, y, z)

    def test_show_caches_with_label(self):
        def f(x, y, z):
            if x:
                res = y
            else:
                res = z
            return res

        output = io.StringIO()
        dis.dis(f.__code__, file=output, show_caches=True)