import types

from functools import wraps

def recurse(replace_fn):
    def _recurse(fn):

        @wraps(fn)
        def wrapper(self):
            v = fn(self)

            @recurse(replace_fn)
            @wraps(fn)
            def replacement(self):
                return replace_fn(v)

            setattr(self, fn.__name__, types.MethodType(replacement, self))
            return v
        return wrapper
    return _recurse

class Wtf(object):

    @recurse(lambda x: (x + 1) % 12)
    def up_to_eleven(self):
        return 0

x = Wtf()

for i in range(0, 15):
    print x.up_to_eleven()