def METHOD_NAME(self, cbk_type_changed, cbk_param_changed, *args):
    self.combo_type.METHOD_NAME("changed", cbk_type_changed, *args)
    for n in self.spin_cfg.keys():
        w = self.b.get_object("spin_{}".format(n))
        self.spin_cfg[n]['handler'] = w.METHOD_NAME("value-changed", cbk_param_changed, n, *args)