def kwds(self):
        '''Return all attributes as keywords dict.
        '''
         # no dict(refs=self.refs, ..., kind=self.kind) in Python 2.0
        return _kwds(base=self.base, item=self.item,
                     leng=self.leng, refs=self.refs,
                     both=self.both, kind=self.kind, type=self.type)
Return all attributes as keywords dict.