{"library":"mypy-boto3-rum","title":"mypy-boto3-rum: CloudWatchRUM Type Stubs","description":"mypy-boto3-rum provides type annotations for the `boto3` CloudWatchRUM service, enhancing static analysis with tools like Mypy and Pyright. It is part of the `mypy-boto3` family of packages, generated by `mypy-boto3-builder`. The library is actively maintained with frequent updates, aligning with `boto3` releases to ensure up-to-date type information.","language":"python","status":"active","last_verified":"Thu May 14","install":{"commands":["pip install mypy-boto3-rum boto3"],"cli":null},"imports":["from mypy_boto3_rum.client import CloudWatchRUMClient","import boto3"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import boto3\nfrom typing import TYPE_CHECKING\n\n# For explicit type hinting, especially helpful for IDEs\nif TYPE_CHECKING:\n    from mypy_boto3_rum.client import CloudWatchRUMClient\n    from mypy_boto3_rum.type_defs import ListAppMonitorsResponseTypeDef\n\n\ndef get_rum_client() -> 'CloudWatchRUMClient':\n    \"\"\"Initializes and returns a typed CloudWatchRUM client.\"\"\"\n    # Mypy will correctly infer the type of 'client' if mypy-boto3-rum is installed\n    client: CloudWatchRUMClient = boto3.client('rum')\n    return client\n\n\ndef list_rum_app_monitors():\n    client = get_rum_client()\n    try:\n        response: ListAppMonitorsResponseTypeDef = client.list_app_monitors()\n        print(f\"Found {len(response.get('AppMonitorSummaries', []))} app monitors.\")\n        for monitor_summary in response.get('AppMonitorSummaries', []):\n            print(f\"  - {monitor_summary.get('Name')}: {monitor_summary.get('Id')}\")\n    except client.exceptions.ResourceNotFoundException:\n        print(\"No CloudWatch RUM app monitors found.\")\n    except Exception as e:\n        print(f\"An error occurred: {e}\")\n\n\nif __name__ == '__main__':\n    # This assumes AWS credentials are configured (e.g., via ~/.aws/credentials or env vars)\n    # For a real application, consider explicit region and credentials\n    list_rum_app_monitors()\n","lang":"python","description":"This example demonstrates how to initialize a `boto3` CloudWatchRUM client and use it to list app monitors, benefiting from `mypy-boto3-rum`'s type annotations for improved code completion and static analysis. 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