code: def main(self, args):
          '''Run a single command, or else the main shell loop.
  
          `args` should be the :class:`argparse.Namespace` object after
          being set up via :meth:`add_arguments`.
  
          '''
          if args.action:
              self.runcmd(args.action, args.arguments)
          else:
              self.cmdloop(f main(self, args):
          '''Run a single command, or else the main shell loop.
  
          `args` should be the :class:`argparse.Namespace` object after
          being set up via :meth:`add_arguments`.
  
          '''
          if args.action:
              self.runcmd(args.action, args.arguments)
          else:
              self.cmdloop()
docs: Run a single command, or else the main shell loop.
  
          `args` should be the :class:`argparse.Namespace` object after
          being set up via :meth:`add_arguments`.