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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 create_parser(self, prog_name, subcommand):
 """ Customize the parser to include option groups. """

        parser = optparse.OptionParser(
            prog=prog_name,
            usage=self.usage(subcommand),
            version=self.get_version(),
            option_list=self.get_option_list())
        for name, description, option_list in self.get_option_groups():
            group = optparse.OptionGroup(parser, name, description);
            list(map(group.add_option, option_list))
            parser.add_option_group(group)
        return parser