{"id":3594,"library":"mypy-boto3-iotanalytics","title":"Type Annotations for boto3 IoTAnalytics","description":"mypy-boto3-iotanalytics provides type annotations for the `boto3` AWS SDK's IoTAnalytics service, enabling static type checking with tools like `mypy` and enhancing IDE support. It is part of the `mypy-boto3` family of stub packages, automatically generated by `mypy-boto3-builder`, and its versioning typically follows the `boto3` release cadence. The current version is 1.42.3.","status":"active","version":"1.42.3","language":"en","source_language":"en","source_url":"https://github.com/youtype/mypy_boto3_builder","tags":["aws","boto3","mypy","type-hints","iotanalytics","stubs","typing"],"install":[{"cmd":"pip install mypy-boto3-iotanalytics boto3 mypy","lang":"bash","label":"Install library, boto3, and mypy"}],"dependencies":[{"reason":"Provides the AWS SDK for Python, which these type stubs annotate.","package":"boto3"},{"reason":"The primary static type checker that utilizes these annotations.","package":"mypy"},{"reason":"Required for full compatibility with type features on older Python versions (e.g., Python 3.8).","package":"typing-extensions","optional":true}],"imports":[{"symbol":"IoTAnalyticsClient","correct":"from mypy_boto3_iotanalytics import IoTAnalyticsClient"},{"symbol":"ListChannelsResponseTypeDef","correct":"from mypy_boto3_iotanalytics.type_defs import ListChannelsResponseTypeDef"},{"note":"While `mypy-boto3` often enables auto-discovery, explicit type annotations for `boto3.client()` calls are recommended for full IDE support and robust static analysis, especially in VSCode or with specific `mypy` configurations.","wrong":"client = boto3.client('iotanalytics')","symbol":"boto3.client('iotanalytics')","correct":"client: IoTAnalyticsClient = boto3.client('iotanalytics')"}],"quickstart":{"code":"import os\nimport boto3\nfrom typing import TYPE_CHECKING\n\nif TYPE_CHECKING:\n    from mypy_boto3_iotanalytics import IoTAnalyticsClient\n    from mypy_boto3_iotanalytics.type_defs import ListChannelsResponseTypeDef\n\ndef list_iotanalytics_channels() -> \"ListChannelsResponseTypeDef\":\n    \"\"\"\n    Lists IoTAnalytics channels with type hints.\n    \"\"\"\n    # Ensure AWS credentials are configured (e.g., via environment variables or ~/.aws/credentials)\n    # The 'region_name' can also be passed here, e.g., region_name=os.environ.get('AWS_REGION', 'us-east-1')\n    client: \"IoTAnalyticsClient\" = boto3.client(\n        \"iotanalytics\", \n        region_name=os.environ.get('AWS_REGION', 'us-east-1')\n    )\n    \n    print(\"Listing IoTAnalytics channels...\")\n    response: \"ListChannelsResponseTypeDef\" = client.list_channels()\n    \n    for channel in response.get(\"channelSummaries\", []):\n        print(f\"  Channel Name: {channel.get('channelName')}\")\n        print(f\"  Creation Time: {channel.get('creationTime')}\")\n    \n    return response\n\nif __name__ == \"__main__\":\n    try:\n        # Example assumes AWS credentials are set up in the environment\n        # e.g., AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, AWS_REGION\n        list_iotanalytics_channels()\n    except Exception as e:\n        print(f\"An error occurred: {e}\")","lang":"python","description":"Demonstrates how to initialize an `IoTAnalyticsClient` with type hints and perform a simple operation like listing channels. Ensure `boto3` is installed and AWS credentials are configured in your environment."},"warnings":[{"fix":"Upgrade your Python environment to 3.9 or a later version.","message":"Python 3.8 is no longer supported across `mypy-boto3` packages. Projects targeting Python 3.8 will need to upgrade to Python 3.9 or newer.","severity":"breaking","affected_versions":"mypy-boto3-builder >= 8.12.0"},{"fix":"Review and update `TypeDef` import paths and names in your code according to the new conventions.","message":"The `mypy-boto3-builder` introduced breaking changes to `TypeDef` naming conventions (e.g., shorter names, postfix changes) in version 8.9.0. This can affect existing type annotations in your code if you explicitly reference `TypeDef` names.","severity":"breaking","affected_versions":"mypy-boto3-builder >= 8.9.0"},{"fix":"Ensure your package management and build tools correctly handle PEP 561-compliant stub packages. For issues, consider regenerating stubs with `mypy-boto3-builder` using `uvx` if applicable.","message":"The `mypy-boto3` ecosystem migrated to PEP 561 packages. This might impact how packages are installed or discovered, especially in custom build environments or older package managers.","severity":"gotcha","affected_versions":"mypy-boto3-builder >= 8.12.0"},{"fix":"It is recommended to use `boto3-stubs-lite` (if appropriate for your use case) or to disable PyCharm's built-in type checker and rely on `mypy` or `pyright` instead.","message":"PyCharm users might experience slow performance or high CPU usage due to how it handles `Literal` overloads in `mypy-boto3`. ","severity":"gotcha","affected_versions":"All versions"},{"fix":"Always add an explicit type hint to your `boto3.client()` or `boto3.resource()` assignments, for example: `client: IoTAnalyticsClient = boto3.client('iotanalytics')`.","message":"While `mypy-boto3` aims for auto-discovery, explicit type annotations for `boto3.client()` and `boto3.resource()` calls are often necessary or recommended for full IDE auto-completion and static analysis support, especially in VSCode.","severity":"gotcha","affected_versions":"All versions"}],"env_vars":null,"last_verified":"2026-04-11T00:00:00.000Z","next_check":"2026-07-10T00:00:00.000Z"}