def webwxupdatechatroom(self, add_arr, del_arr, invite_arr):
        """
        @brief      add/delete/invite member in chat group
        @param      add_arr     [uid: String]
        @param      del_arr     [uid: String]
        @param      invite_arr  [uid: String]
        @return     Bool: whether operation succeed
        """
        url = self.wx_conf['API_webwxupdatechatroom'] + '?r=%s' % int(time.time())
        params = {
            'BaseRequest': self.base_request,
            'ChatRoomName': '',
            'NewTopic': '',
            'AddMemberList': add_arr,
            'DelMemberList': del_arr,
            'InviteMemberList': invite_arr,
        }
        dic = post(url, params)
        return dic['BaseResponse']['Ret'] == 0

        @brief      add/delete/invite member in chat group
        @param      add_arr     [uid: String]
        @param      del_arr     [uid: String]
        @param      invite_arr  [uid: String]
        @return     Bool: whether operation succeed
        
wxbot_project_py2.7/wechat/wechat_apis.py