def get(cls, id): """Get an instance from its id.""" return DB.query(cls).get(id)
def query(cls): return DB.query(cls)
def _query_collection(self, cls, schema): """Query a collection of a class passed in and return the JSON dump of its schema""" return json.dumps(json.loads(schema.dumps(DB.query(cls).all(), many=True).data))