def _get(self, *args, **kwargs):
        raise NotImplementedError()
Add the given list of model field names to the set of fields to
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/contrib/messages/storage/base.py/BaseStorage._get--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/vendor/django/db/models/sql/query.py/BaseQuery.add_immediate_loading