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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 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)