DataDevice_rest.py

class DataDevice(Resource):
    def put(self):
        """ it receives the data from the devices and puts them in the database

        :return:
        """
        args = device_data_put_args.parse_args()
        # check if the device exist
        device = Device.query.get(args['id_device'])
        if device is None:
            # device is not in the database so we add to it
            device = Device(id=args['id_device'], status=True, config=0)

        # add data to the database
        data = Data(id_device=args['id_device'], timestamp=args['timestamp'], data=args['data'])
        device.data.append(data)
        device.status = True
        db.session.add(device)
        db.session.add(data)
        db.session.commit()

        response = app.response_class(
            response=json.dumps(device.config),
            status=201,
            mimetype='application/json')

        return response