async def putpermission(ns):
    """修改权限"""
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        try:
            if ns:
                for k, v in enumerate(ns):
                    if v == 'null':
                        ns.pop(k)
                await sor.U('permission', ns)
            return {'status': True, 'msg': '修改成功'}
        except:
            return {'status': False, 'msg': '修改失败'}
ret = await putpermission(params_kw)
return ret