Impostazione dell'endpoint
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Esempio di codice
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[[["Facile da capire","easyToUnderstand","thumb-up"],["Il problema è stato risolto","solvedMyProblem","thumb-up"],["Altra","otherUp","thumb-up"]],[["Difficile da capire","hardToUnderstand","thumb-down"],["Informazioni o codice di esempio errati","incorrectInformationOrSampleCode","thumb-down"],["Mancano le informazioni o gli esempi di cui ho bisogno","missingTheInformationSamplesINeed","thumb-down"],["Problema di traduzione","translationIssue","thumb-down"],["Altra","otherDown","thumb-down"]],[],[],[],null,["# Set endpoint\n\nSpecifies the location of the API endpoint.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Detect handwriting in images](/vision/docs/handwriting)\n- [Detect text in files (PDF/TIFF)](/vision/docs/pdf)\n- [Detect text in images](/vision/docs/ocr)\n\nCode sample\n-----------\n\n### Go\n\n\nBefore trying this sample, follow the Go setup instructions in the\n[Vision quickstart using\nclient libraries](/vision/docs/quickstart-client-libraries).\n\n\nFor more information, see the\n[Vision Go API\nreference documentation](https://godoc.org/cloud.google.com/go/vision/apiv1).\n\n\nTo authenticate to Vision, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n import (\n \t\"context\"\n \t\"fmt\"\n\n \tvision \"cloud.google.com/go/vision/apiv1\"\n \t\"google.golang.org/api/option\"\n )\n\n // setEndpoint changes your endpoint.\n func setEndpoint(endpoint string) error {\n \t// endpoint := \"eu-vision.googleapis.com:443\"\n\n \tctx := context.Background()\n \tclient, err := vision.https://cloud.google.com/go/docs/reference/cloud.google.com/go/vision/latest/apiv1.html#cloud_google_com_go_vision_apiv1_ImageAnnotatorClient_NewImageAnnotatorClient(ctx, option.WithEndpoint(endpoint))\n \tif err != nil {\n \t\treturn fmt.Errorf(\"NewImageAnnotatorClient: %w\", err)\n \t}\n \tdefer client.Close()\n\n \treturn nil\n }\n\n### Java\n\n\nBefore trying this sample, follow the Java setup instructions in the\n[Vision quickstart using\nclient libraries](/vision/docs/quickstart-client-libraries).\n\n\nFor more information, see the\n[Vision Java API\nreference documentation](/java/docs/reference/google-cloud-vision/latest/overview).\n\n\nTo authenticate to Vision, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n ImageAnnotatorSettings settings =\n ImageAnnotatorSettings.newBuilder().setEndpoint(\"eu-vision.googleapis.com:443\").build();\n\n // Initialize client that will be used to send requests. This client only needs to be created\n // once, and can be reused for multiple requests. After completing all of your requests, call\n // the \"close\" method on the client to safely clean up any remaining background resources.\n ImageAnnotatorClient client = ImageAnnotatorClient.create(settings);\n\n### Node.js\n\n\nBefore trying this sample, follow the Node.js setup instructions in the\n[Vision quickstart using\nclient libraries](/vision/docs/quickstart-client-libraries).\n\n\nFor more information, see the\n[Vision Node.js API\nreference documentation](https://googleapis.dev/nodejs/vision/latest).\n\n\nTo authenticate to Vision, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n // Imports the Google Cloud client library\n const vision = require('https://cloud.google.com/nodejs/docs/reference/vision/latest/overview.html');\n\n async function setEndpoint() {\n // Specifies the location of the api endpoint\n const clientOptions = {apiEndpoint: 'eu-vision.googleapis.com'};\n\n // Creates a client\n const client = new vision.https://cloud.google.com/nodejs/docs/reference/vision/latest/overview.html(clientOptions);\n\n // Performs text detection on the image file\n const [result] = await client.textDetection('./resources/wakeupcat.jpg');\n const labels = https://cloud.google.com/nodejs/docs/reference/vision/latest/vision/protos.google.longrunning.operation.html.textAnnotations;\n console.log('Text:');\n labels.forEach(label =\u003e console.log(label.description));\n }\n setEndpoint();\n\n### Python\n\n\nBefore trying this sample, follow the Python setup instructions in the\n[Vision quickstart using\nclient libraries](/vision/docs/quickstart-client-libraries).\n\n\nFor more information, see the\n[Vision Python API\nreference documentation](/python/docs/reference/vision/latest).\n\n\nTo authenticate to Vision, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n from google.cloud import vision\n\n client_options = {\"api_endpoint\": \"eu-vision.googleapis.com\"}\n\n client = vision.https://cloud.google.com/python/docs/reference/vision/latest/google.cloud.vision_v1.services.image_annotator.ImageAnnotatorClient.html(client_options=client_options)\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=vision)."]]