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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_subcommand_synopsis(self, parser):
 """ show usage with description for commands """

        self.add_usage(parser.usage, parser._get_positional_actions(),
                       None, prefix='')
        usage = self._format_usage(parser.usage, parser._get_positional_actions(),
                                   None, '')
        return self._bold(usage)