{"library":"mypy-boto3-emr-containers","title":"Type Annotations for boto3 EMR Containers","description":"mypy-boto3-emr-containers provides static type annotations (stubs) for the boto3 EMR Containers service, enhancing development with type-checking capabilities. It ensures type safety when using boto3 clients, resources, and collections for EMR Containers, preventing common runtime errors. The library is automatically generated by mypy-boto3-builder and typically releases new versions in sync with boto3 and botocore updates.","language":"python","status":"active","last_verified":"Thu May 14","install":{"commands":["pip install mypy-boto3-emr-containers boto3","pip install mypy-boto3-emr-containers"],"cli":null},"imports":["from mypy_boto3_emr_containers import EMRContainersClient","from mypy_boto3_emr_containers.type_defs import ListVirtualClustersOutputTypeDef"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import boto3\nfrom mypy_boto3_emr_containers import EMRContainersClient\nfrom mypy_boto3_emr_containers.type_defs import ListVirtualClustersOutputTypeDef\n\ndef get_emr_containers_client() -> EMRContainersClient:\n    \"\"\"Returns a type-hinted EMR Containers client.\"\"\"\n    # Ensure boto3 is installed: pip install boto3 mypy-boto3-emr-containers\n    client: EMRContainersClient = boto3.client(\"emr-containers\")\n    return client\n\ndef list_virtual_clusters() -> None:\n    \"\"\"Lists EMR Containers virtual clusters with type checking.\"\"\"\n    client = get_emr_containers_client()\n    try:\n        response: ListVirtualClustersOutputTypeDef = client.list_virtual_clusters()\n        print(\"Successfully listed virtual clusters:\")\n        for cluster in response.get(\"virtualClusters\", []):\n            name = cluster.get(\"name\", \"N/A\")\n            cluster_id = cluster.get(\"id\", \"N/A\")\n            status = cluster.get(\"status\", {}).get(\"state\", \"UNKNOWN\")\n            print(f\"  - Name: {name}, ID: {cluster_id}, Status: {status}\")\n        if not response.get(\"virtualClusters\"):\n            print(\"  No virtual clusters found.\")\n    except Exception as e:\n        print(f\"Error listing virtual clusters: {e}\")\n\nif __name__ == \"__main__\":\n    list_virtual_clusters()\n","lang":"python","description":"This quickstart demonstrates how to instantiate a type-hinted EMR Containers client and use it to list virtual clusters. The `EMRContainersClient` type ensures that method calls and return values are correctly type-checked by tools like mypy, catching potential issues at development time rather than runtime. Remember to have `boto3` installed alongside the stubs.","tag":null,"tag_description":null,"last_tested":"2026-04-25","results":[{"runtime":"python:3.10-alpine","exit_code":1},{"runtime":"python:3.10-slim","exit_code":1},{"runtime":"python:3.11-alpine","exit_code":1},{"runtime":"python:3.11-slim","exit_code":1},{"runtime":"python:3.12-alpine","exit_code":1},{"runtime":"python:3.12-slim","exit_code":1},{"runtime":"python:3.13-alpine","exit_code":1},{"runtime":"python:3.13-slim","exit_code":1},{"runtime":"python:3.9-alpine","exit_code":1},{"runtime":"python:3.9-slim","exit_code":1}]},"compatibility":{"tag":null,"tag_description":null,"last_tested":"2026-05-14","installed_version":"1.43.0","pypi_latest":"1.43.0","is_stale":false,"summary":{"python_range":"3.10–3.9","success_rate":75,"avg_install_s":2.7,"avg_import_s":0.6,"wheel_type":"wheel"},"results":[{"runtime":"python:3.10-alpine","python_version":"3.10","os_libc":"alpine 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