取得超參數調整工作

使用 get_hyperparameter_tuning_job 方法取得超參數調整工作。

深入探索

如需包含這個程式碼範例的詳細說明文件，請參閱下列內容：

• 建立超參數調整工作

程式碼範例

Java

在試用這個範例之前，請先按照Java使用用戶端程式庫的 Vertex AI 快速入門中的操作說明進行設定。 詳情請參閱 Vertex AI Java API 參考說明文件。

如要向 Vertex AI 進行驗證，請設定應用程式預設憑證。 詳情請參閱「為本機開發環境設定驗證」。

import com.google.cloud.aiplatform.v1.HyperparameterTuningJob;
import com.google.cloud.aiplatform.v1.HyperparameterTuningJobName;
import com.google.cloud.aiplatform.v1.JobServiceClient;
import com.google.cloud.aiplatform.v1.JobServiceSettings;
import java.io.IOException;

public class GetHyperparameterTuningJobSample {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    String project = "PROJECT";
    String hyperparameterTuningJobId = "HYPERPARAMETER_TUNING_JOB_ID";
    getHyperparameterTuningJobSample(project, hyperparameterTuningJobId);
  }

  static void getHyperparameterTuningJobSample(String project, String hyperparameterTuningJobId)
      throws IOException {
    JobServiceSettings settings =
        JobServiceSettings.newBuilder()
            .setEndpoint("us-central1-aiplatform.googleapis.com:443")
            .build();
    String location = "us-central1";

    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests. After completing all of your requests, call
    // the "close" method on the client to safely clean up any remaining background resources.
    try (JobServiceClient client = JobServiceClient.create(settings)) {
      HyperparameterTuningJobName name =
          HyperparameterTuningJobName.of(project, location, hyperparameterTuningJobId);
      HyperparameterTuningJob response = client.getHyperparameterTuningJob(name);
      System.out.format("response: %s\n", response);
    }
  }
}

Node.js

在試用這個範例之前，請先按照Node.js使用用戶端程式庫的 Vertex AI 快速入門中的操作說明進行設定。 詳情請參閱 Vertex AI Node.js API 參考說明文件。

如要向 Vertex AI 進行驗證，請設定應用程式預設憑證。 詳情請參閱「為本機開發環境設定驗證」。

/**
 * TODO(developer): Uncomment these variables before running the sample.\
 * (Not necessary if passing values as arguments)
 */

// const tuningJobId = 'YOUR_TUNING_JOB_ID';
// const project = 'YOUR_PROJECT_ID';
// const location = 'YOUR_PROJECT_LOCATION';

// Imports the Google Cloud Model Service Client library
const {JobServiceClient} = require('@google-cloud/aiplatform');

// Specifies the location of the api endpoint
const clientOptions = {
  apiEndpoint: 'us-central1-aiplatform.googleapis.com',
};

// Instantiates a client
const jobServiceClient = new JobServiceClient(clientOptions);

async function getHyperparameterTuningJob() {
  // Configure the parent resource
  const name = jobServiceClient.hyperparameterTuningJobPath(
    project,
    location,
    tuningJobId
  );
  const request = {
    name,
  };
  // Get and print out a list of all the endpoints for this resource
  const [response] =
    await jobServiceClient.getHyperparameterTuningJob(request);

  console.log('Get hyperparameter tuning job response');
  console.log(`\tDisplay name: ${response.displayName}`);
  console.log(`\tTuning job resource name: ${response.name}`);
  console.log(`\tJob status: ${response.state}`);
}
getHyperparameterTuningJob();

Python

在試用這個範例之前，請先按照Python使用用戶端程式庫的 Vertex AI 快速入門中的操作說明進行設定。 詳情請參閱 Vertex AI Python API 參考說明文件。

如要向 Vertex AI 進行驗證，請設定應用程式預設憑證。 詳情請參閱「為本機開發環境設定驗證」。

from google.cloud import aiplatform


def get_hyperparameter_tuning_job_sample(
    project: str,
    hyperparameter_tuning_job_id: str,
    location: str = "us-central1",
    api_endpoint: str = "us-central1-aiplatform.googleapis.com",
):
    # The AI Platform services require regional API endpoints.
    client_options = {"api_endpoint": api_endpoint}
    # Initialize client that will be used to create and send requests.
    # This client only needs to be created once, and can be reused for multiple requests.
    client = aiplatform.gapic.JobServiceClient(client_options=client_options)
    name = client.hyperparameter_tuning_job_path(
        project=project,
        location=location,
        hyperparameter_tuning_job=hyperparameter_tuning_job_id,
    )
    response = client.get_hyperparameter_tuning_job(name=name)
    print("response:", response)

後續步驟

如要搜尋及篩選其他 Google Cloud 產品的程式碼範例，請參閱Google Cloud 範例瀏覽器。