from baidubce.auth.bce_credentials import BceCredentials
from baidubce.bce_client_configuration import BceClientConfiguration
from baidubce.services.ca import ca_client, ca_model

if __name__ == '__main__':
    HOST = b'http://ca.bj.baidubce.com'
    AK = b'ak'
    SK = b'sk'
    
    config = BceClientConfiguration(credentials=BceCredentials(AK, SK),endpoint=HOST)
    client = ca_client.CaClient(config)


    instance_list = [
        ca_model.Instance("i-9y7wPdlG"),
        ca_model.Instance("i-ZCHupg0z")
    ]
    response = client.batch_get_agent(instance_list)
    print(response)

{
    "requestId": "d8752367-38e8-45e4-b4c7-e53be3******",
    "code": "success",
    "result": [
        {
            "host": {
                "instanceId": "i-LxvHe***"
            },
            "state": "ONLINE",
            "version": "0.0.0.1"
        },
        {
            "host": {
                "instanceId": "i-gVGDt***"
            },
            "state": "OFFLINE",
            "version": "0.0.0.1"
        }
    ]
}