async def delpermission(ns):
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        if ns:
            ns['del_flg'] = '1'
            await sor.U('permission', ns)
            dictns = {'parentid': ns['id']}
            reacs = await sor.R('permission', dictns)
            for i in reacs:
                await delpermission({'id':i['id']})
            return {'status': True, 'msg': '删除成功'}
    return {'status': False, 'msg': '删除失败'}

ret = await delpermission(params_kw)
return ret