{"id":3592,"library":"mypy-boto3-iot-jobs-data","title":"mypy-boto3-iot-jobs-data Type Annotations","description":"mypy-boto3-iot-jobs-data provides type annotations for the `boto3` IoTJobsDataPlane service. It aims to enhance development experience by enabling static type checking with tools like MyPy, PyRight, and improved autocomplete in IDEs such as VSCode and PyCharm. The library is actively maintained, with frequent updates tied to new releases of `mypy-boto3-builder`, ensuring compatibility with the latest `boto3` versions. [3, 4, 7]","status":"active","version":"1.42.3","language":"en","source_language":"en","source_url":"https://github.com/youtype/mypy_boto3_builder","tags":["AWS","Boto3","Type Hinting","Mypy","IoT","Jobs Data Plane","Static Analysis"],"install":[{"cmd":"pip install mypy-boto3-iot-jobs-data boto3","lang":"bash","label":"Install with boto3"}],"dependencies":[{"reason":"This package provides type stubs for the `boto3` library; `boto3` itself is required for runtime functionality.","package":"boto3","optional":false}],"imports":[{"note":"For explicit type annotation of the client object.","symbol":"IoTJobsDataPlaneClient","correct":"from mypy_boto3_iot_jobs_data.client import IoTJobsDataPlaneClient"},{"note":"To explicitly type dictionary responses from the service API calls.","symbol":"DescribeJobExecutionResponseTypeDef","correct":"from mypy_boto3_iot_jobs_data.type_defs import DescribeJobExecutionResponseTypeDef"}],"quickstart":{"code":"import boto3\nfrom typing import TYPE_CHECKING\nfrom mypy_boto3_iot_jobs_data.client import IoTJobsDataPlaneClient\nfrom mypy_boto3_iot_jobs_data.type_defs import DescribeJobExecutionResponseTypeDef\n\n# Boto3 client without type annotations\n# client = boto3.client(\"iot-jobs-data\")\n\n# Boto3 client with explicit type annotations for better IDE support and static analysis\nif TYPE_CHECKING:\n    client: IoTJobsDataPlaneClient = boto3.client(\"iot-jobs-data\")\nelse:\n    client = boto3.client(\"iot-jobs-data\")\n\ntry:\n    # Example: Describe a job execution\n    job_id = \"your-job-id\"\n    thing_name = \"your-thing-name\"\n    \n    # The response object will be implicitly typed due to the client annotation\n    response: DescribeJobExecutionResponseTypeDef = client.describe_job_execution(\n        jobId=job_id,\n        thingName=thing_name\n    )\n    print(f\"Job Execution Status: {response.get('execution', {}).get('status')}\")\nexcept client.exceptions.ResourceNotFoundException:\n    print(f\"Job execution for Job ID '{job_id}' and Thing Name '{thing_name}' not found.\")\nexcept Exception as e:\n    print(f\"An error occurred: {e}\")\n","lang":"python","description":"This quickstart demonstrates how to initialize an IoTJobsDataPlane client with type annotations and use it to call a service method. The `TYPE_CHECKING` block is standard practice to ensure type imports are only active during static analysis, avoiding runtime dependencies on the stub package. Explicit type annotations for the client and response dictionaries provide maximum benefit for type checking and IDE features. [5, 8, 12, 16]"},"warnings":[{"fix":"Upgrade your Python environment to 3.9 or a later version. If you need Python 3.8 support, you must use an older version of `mypy-boto3-builder` and its generated stubs, or consider generating stubs locally from an older `boto3` version. [9]","message":"Support for Python 3.8 has been removed in `mypy-boto3-builder` version 8.12.0 and subsequent generated packages. Projects targeting `mypy-boto3-iot-jobs-data` must use Python 3.9 or newer.","severity":"breaking","affected_versions":">=8.12.0 of mypy-boto3-builder (corresponds to mypy-boto3-iot-jobs-data 1.42.x and above)"},{"fix":"Review your code for explicit references to TypeDefs. Consult the specific service documentation (e.g., `mypy-boto3-iot-jobs-data` docs) for the updated TypeDef names. [9]","message":"Type definition (TypeDef) names for packed method arguments were shortened, and conflicting 'Extra' postfixes were moved. This can break code that explicitly imports or references these TypeDefs by their old names.","severity":"breaking","affected_versions":">=8.9.0 of mypy-boto3-builder"},{"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 use an external tool like `mypy` or `pyright` instead. [4, 17]","message":"PyCharm users may experience slow performance or high CPU usage due to `Literal` overloads in `mypy-boto3` packages. This is a known issue (PY-40997).","severity":"gotcha","affected_versions":"All versions, specifically impacting PyCharm users."},{"fix":"Always add explicit type annotations for the client object returned by `boto3.client()` or `session.client()` to ensure your IDE provides the best possible assistance. [5, 16]","message":"While `mypy-boto3` aims for implicit type discovery, explicit type annotations for `boto3.client()` calls (e.g., `client: IoTJobsDataPlaneClient = boto3.client(...)`) are often necessary for optimal code completion and type checking in IDEs like VSCode and PyCharm.","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"}