async def get_cpcnodes(params_kw={}):
    debug(f'{params_kw=}')
    db = DBPools()
    dbname = 'kboss'
    ns = {
        "cpcid":params_kw.cpcid
    }
    async with db.sqlorContext(dbname) as sor:
        sql = "select * from cpcnode where cpcid=${cpcid}$ and node_status = '0'"
        recs = await sor.sqlExe(sql, ns.copy())
        return  {'status': True,'msg': '获取空闲设备成功','data': recs}
    exception(f'{sql=},{ns=}')
    return {'status': False,'msg': '获取空闲设备失败'}

ret = await get_cpcnodes(params_kw)
return ret