Method f

recipes/Python/363783_InverseExtend/recipe-363783.py:80–83

(self, callNext, count)

    class A:
        def f(self, callNext, count):
            buf.write('<A count="%s">\n' % count)
            callNext(count + 1)
            buf.write('</A>')

    class B(A):
        # I don't have an f method, so you can skip me.