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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 get_behave_args(self, argv=sys.argv):
 """ Get a list of those command line arguments specified with the management command that are meant as arguments for running behave. """

        parser = BehaveArgsHelper().create_parser('manage.py', 'behave')
        args, unknown = parser.parse_known_args(argv[2:])

        behave_args = []
        for option in unknown:
            # Remove behave prefix
            if option.startswith('--behave-'):
                option = option.replace('--behave-', '', 1)
                prefix = '-' if len(option) == 1 else '--'
                option = prefix + option

            behave_args.append(option)

        return behave_args