code: def get_docargs(self, args=None, prt=None, **kws):
          
          args_user = sys.argv[1:] if args is None else args
          arg_kws = self._get_docargs(args_user, prt)
          if 'intvals' in kws:
              self._set_intvals(arg_kws, kws['intvals'])
          return arg_kws
docs: Pare down docopt. Return a minimal dictionary and a set containing runtime arg values.