async def describe_image(ns={}):
    db = DBPools()
    async with db.sqlorContext('kboss') as sor:
        ucloud_user_li = await sor.R('ucloud_users', {'orgid': 'main_user', 'del_flg': '0'})
        if ucloud_user_li:
            uc_client = U_Client({
                "project_id": ucloud_user_li[0]['projectid'],
                "public_key": ucloud_user_li[0]['accesskey'],
                "private_key": ucloud_user_li[0]['accesskeysecret'],
            })
        else:
            return {
                'status': False,
                'msg': 'can not find u cloud user'
            }
        try:
            resp = uc_client.uhost().describe_image({
                'Region': ns.get('region'),
                "ImageType": ns.get('ImageType'),
                "FuncType": ns.get('FuncType'),
                "OsType": ns.get('OsType'),
                "Offset": int(ns.get('Offset')) if ns.get('Offset') else 0,
                "Limit": int(ns.get('Limit')) if ns.get('Limit') else 40,
                "PriceSet": 1
            })
            return {
                'status': True,
                'msg': 'get images success',
                'data': resp
            }
        except exc.UCloudException as e:
            print(e)
            return {
                'status': False,
                'msg': 'get iamges failed'
            }

ret = await describe_image(params_kw)
return ret