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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 convert_data(raw):
 """ Validate that data is from RuuviTag and get correct data part. Returns: tuple (int, string):
 Data Format type and Sensor data """

        # TODO: Check from raw data correct data format
        # Now this returns 2 also for Data Format 4
        data = RuuviTagSensor._get_data_format_2and4(raw)

        if data is not None:
            return (2, data)

        data = RuuviTagSensor._get_data_format_3(raw)

        if data is not None:
            return (3, data)

        data = RuuviTagSensor._get_data_format_5(raw)

        if data is not None:
            return (5, data)

        return (None, None)