Create and return the ``OptionParser`` which will be used to
        parse the arguments to the worker.

def create_parser(self):
        """
        Create and return the ``OptionParser`` which will be used to
        parse the arguments to the worker.

        """
        return OptionParser(prog=self.prog_name,
                            usage=self.usage(),
                            version='%%prog %s' % self.get_version(),
                            option_list=self.option_list)