def get(self, key, fallback):
        try:
            return self[key]
        except (KeyError, IndexError):
            return fallback
Returns products for given categories and current filters sorted by
dataset/ETHPy150Open bradleyayers/django-tables2/django_tables2/utils.py/OrderByTuple.get--crossover with--dataset/ETHPy150Open diefenbach/django-lfs/lfs/catalog/utils.py/get_filtered_products_for_category