def store_many(self, items):
        """
        Store multiple subject-predicate-object triples in the database.

        :param items: A list of (subj, pred, obj) 3-tuples.
        """
        with self.walrus.atomic():
            for item in items:
                self.store(*item)
Store multiple subject-predicate-object triples in the database.

        :param items: A list of (subj, pred, obj) 3-tuples.