@abc.abstractmethod
    def tick(self):
        pass
Creates a TagURI. See http://diveintomark.org/archives/2004/05/28/howto-atom-id
dataset/ETHPy150Open los-cocos/cocos/cocos/fps.py/FpsStatsABC.tick--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/vendor/django/utils/feedgenerator.py/get_tag_uri