def METHOD_NAME(self, arg):
    if isinstance(arg, tuple):
        data, array_type = self.__get_data(str(arg[0]), int(arg[1]))
    else:
        data, array_type = self.__get_data(arg)
    if array_type == eclArrType.CHAR or array_type == eclArrType.C0nn:
        return [ x.decode("utf-8") for x in data ]
    return data