创建客户端以启动 Dataproc 工作流模板
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使用应用默认凭据创建客户端以启动 Dataproc 工作流模板。使用全球端点或区域性端点。
代码示例
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[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis code demonstrates how to create a Dataproc workflow template client using application default credentials.\u003c/p\u003e\n"],["\u003cp\u003eYou can choose between using a global or a regional endpoint for the Dataproc client.\u003c/p\u003e\n"],["\u003cp\u003eAuthentication is set up using Application Default Credentials (ADC) as part of the Dataproc workflow setup.\u003c/p\u003e\n"],["\u003cp\u003eThe sample utilizes the Dataproc Python API, which includes the \u003ccode\u003eWorkflowTemplateServiceClient\u003c/code\u003e.\u003c/p\u003e\n"]]],[],null,["Creates a client using application default credentials to initiate a Dataproc workflow template. Use either the global or a regional endpoint.\n\nCode sample \n\nPython\n\n\nBefore trying this sample, follow the Python setup instructions in the\n[Dataproc quickstart using\nclient libraries](/dataproc/docs/quickstarts/quickstart-lib).\n\n\nFor more information, see the\n[Dataproc Python API\nreference documentation](/python/docs/reference/dataproc/latest).\n\n\nTo authenticate to Dataproc, 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 if global_region:\n region = \"global\"\n # Use the default gRPC global endpoints.\n dataproc_workflow_client = dataproc_v1.WorkflowTemplateServiceClient()\n else:\n region = get_region_from_zone(zone)\n # Use a regional gRPC endpoint. See:\n # https://cloud.google.com/dataproc/docs/concepts/regional-endpoints\n client_transport = workflow_template_service_grpc_transport.WorkflowTemplateServiceGrpcTransport(\n address=f\"{region}-dataproc.googleapis.com:443\"\n )\n dataproc_workflow_client = dataproc_v1.WorkflowTemplateServiceClient(\n client_transport\n )\n\nWhat's next\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=dataproc)."]]