Mengekspor model untuk klasifikasi tabulasi

Mengekspor model untuk klasifikasi tabulasi menggunakan metode export_model.

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Untuk dokumentasi mendetail yang menyertakan contoh kode ini, lihat artikel berikut:

Contoh kode

Java

Sebelum mencoba contoh ini, ikuti petunjuk penyiapan Java di Panduan memulai Vertex AI menggunakan library klien. Untuk mengetahui informasi selengkapnya, lihat Dokumentasi referensi API Java Vertex AI.

Untuk melakukan autentikasi ke Vertex AI, siapkan Kredensial Default Aplikasi. Untuk mengetahui informasi selengkapnya, baca Menyiapkan autentikasi untuk lingkungan pengembangan lokal. 


import com.google.api.gax.longrunning.OperationFuture;
import com.google.cloud.aiplatform.v1.ExportModelOperationMetadata;
import com.google.cloud.aiplatform.v1.ExportModelRequest;
import com.google.cloud.aiplatform.v1.ExportModelResponse;
import com.google.cloud.aiplatform.v1.GcsDestination;
import com.google.cloud.aiplatform.v1.ModelName;
import com.google.cloud.aiplatform.v1.ModelServiceClient;
import com.google.cloud.aiplatform.v1.ModelServiceSettings;
import java.io.IOException;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;

public class ExportModelTabularClassificationSample {
  public static void main(String[] args)
      throws InterruptedException, ExecutionException, TimeoutException, IOException {
    // TODO(developer): Replace these variables before running the sample.
    String gcsDestinationOutputUriPrefix = "gs://your-gcs-bucket/destination_path";
    String project = "YOUR_PROJECT_ID";
    String modelId = "YOUR_MODEL_ID";
    exportModelTableClassification(gcsDestinationOutputUriPrefix, project, modelId);
  }

  static void exportModelTableClassification(
      String gcsDestinationOutputUriPrefix, String project, String modelId)
      throws IOException, ExecutionException, InterruptedException, TimeoutException {
    ModelServiceSettings modelServiceSettings =
        ModelServiceSettings.newBuilder()
            .setEndpoint("us-central1-aiplatform.googleapis.com:443")
            .build();

    // 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 (ModelServiceClient modelServiceClient = ModelServiceClient.create(modelServiceSettings)) {
      String location = "us-central1";
      ModelName modelName = ModelName.of(project, location, modelId);

      GcsDestination.Builder gcsDestination = GcsDestination.newBuilder();
      gcsDestination.setOutputUriPrefix(gcsDestinationOutputUriPrefix);
      ExportModelRequest.OutputConfig outputConfig =
          ExportModelRequest.OutputConfig.newBuilder()
              .setExportFormatId("tf-saved-model")
              .setArtifactDestination(gcsDestination)
              .build();

      OperationFuture<ExportModelResponse, ExportModelOperationMetadata> exportModelResponseFuture =
          modelServiceClient.exportModelAsync(modelName, outputConfig);
      System.out.format(
          "Operation name: %s\n", exportModelResponseFuture.getInitialFuture().get().getName());
      System.out.println("Waiting for operation to finish...");
      ExportModelResponse exportModelResponse =
          exportModelResponseFuture.get(300, TimeUnit.SECONDS);
      System.out.format(
          "Export Model Tabular Classification Response: %s", exportModelResponse.toString());
    }
  }
}

Node.js

Sebelum mencoba contoh ini, ikuti petunjuk penyiapan Node.js di Panduan memulai Vertex AI menggunakan library klien. Untuk mengetahui informasi selengkapnya, lihat Dokumentasi referensi API Node.js Vertex AI.

Untuk melakukan autentikasi ke Vertex AI, siapkan Kredensial Default Aplikasi. Untuk mengetahui informasi selengkapnya, baca Menyiapkan autentikasi untuk lingkungan pengembangan lokal. 

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

// const gcsDestinationOutputUriPrefix ='YOUR_GCS_DESTINATION_\
// OUTPUT_URI_PREFIX'; eg. "gs://<your-gcs-bucket>/destination_path"
// const modelId = 'YOUR_MODEL_ID';
// const project = 'YOUR_PROJECT_ID';
// const location = 'YOUR_PROJECT_LOCATION';

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

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

// Instantiates a client
const modelServiceClient = new ModelServiceClient(clientOptions);

async function exportModelTabularClassification() {
  // Configure the name resources
  const name = `projects/${project}/locations/${location}/models/${modelId}`;
  // Configure the outputConfig resources
  const outputConfig = {
    exportFormatId: 'tf-saved-model',
    artifactDestination: {
      outputUriPrefix: gcsDestinationOutputUriPrefix,
    },
  };
  const request = {
    name,
    outputConfig,
  };

  // Export Model request
  const [response] = await modelServiceClient.exportModel(request);
  console.log(`Long running operation : ${response.name}`);

  // Wait for operation to complete
  await response.promise();
  console.log(`Export model response : ${JSON.stringify(response.result)}`);
}
exportModelTabularClassification();

Python

Sebelum mencoba contoh ini, ikuti petunjuk penyiapan Python di Panduan memulai Vertex AI menggunakan library klien. Untuk mengetahui informasi selengkapnya, lihat Dokumentasi referensi API Python Vertex AI.

Untuk melakukan autentikasi ke Vertex AI, siapkan Kredensial Default Aplikasi. Untuk mengetahui informasi selengkapnya, baca Menyiapkan autentikasi untuk lingkungan pengembangan lokal. 

from google.cloud import aiplatform_v1beta1

def export_model_tabular_classification_sample(
    project: str,
    model_id: str,
    gcs_destination_output_uri_prefix: str,
    location: str = "us-central1",
    api_endpoint: str = "us-central1-aiplatform.googleapis.com",
    timeout: int = 300,
):
    # 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_v1beta1.ModelServiceClient(client_options=client_options)
    gcs_destination = {"output_uri_prefix": gcs_destination_output_uri_prefix}
    output_config = {
        "artifact_destination": gcs_destination,
        "export_format_id": "tf-saved-model",
    }
    name = client.model_path(project=project, location=location, model=model_id)
    response = client.export_model(name=name, output_config=output_config)
    print("Long running operation:", response.operation.name)
    print("output_info:", response.metadata.output_info)
    export_model_response = response.result(timeout=timeout)
    print("export_model_response:", export_model_response)

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