def ready(self):
        from sitecats.utils import Cache
        self._cat_cache = Cache()
Returns the attribute from the _document if it exists.
dataset/ETHPy150Open idlesign/django-sitecats/sitecats/config.py/SitecatsConfig.ready--crossover with--dataset/ETHPy150Open lvieirajr/mongorest/mongorest/collection.py/Collection.__getattr__