{"library":"mypy-boto3-lexv2-runtime","title":"Type Stubs for boto3 LexRuntimeV2","description":"mypy-boto3-lexv2-runtime provides static type annotations for the `boto3` LexRuntimeV2 service, generated by `mypy-boto3-builder`. It enhances type checking for your AWS `LexRuntimeV2` client interactions using `mypy`, improving code quality and catching potential errors at development time. The library releases frequently, often in sync with `boto3` and `mypy-boto3-builder` updates, with the current version being 1.42.3.","language":"python","status":"active","last_verified":"Thu May 14","install":{"commands":["pip install mypy-boto3-lexv2-runtime boto3","pip install 'boto3-stubs[lexv2-runtime]' boto3"],"cli":null},"imports":["from mypy_boto3_lexv2_runtime.client import LexRuntimeV2Client","from mypy_boto3_lexv2_runtime.type_defs import RecognizeTextRequestTypeDef","from mypy_boto3_lexv2_runtime.type_defs import RecognizeTextResponseTypeDef"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import boto3\nfrom typing import TYPE_CHECKING, cast\nimport os\n\nif TYPE_CHECKING:\n    from mypy_boto3_lexv2_runtime.client import LexRuntimeV2Client\n    from mypy_boto3_lexv2_runtime.type_defs import RecognizeTextRequestTypeDef, RecognizeTextResponseTypeDef\n\n# Instantiate boto3 client (type-checked by mypy-boto3-lexv2-runtime)\n# Credentials handled automatically by boto3, e.g., via AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY env vars\n# or IAM roles.\nclient = boto3.client(\"lexv2-runtime\")\nif TYPE_CHECKING:\n    client = cast(LexRuntimeV2Client, client)\n\n# Example Lex V2 Runtime operation: recognize_text\n# Replace with your actual bot_id, bot_alias_id, locale_id\nbot_id = os.environ.get('LEX_BOT_ID', 'YOUR_BOT_ID')\nbot_alias_id = os.environ.get('LEX_BOT_ALIAS_ID', 'YOUR_BOT_ALIAS_ID')\nlocale_id = os.environ.get('LEX_LOCALE_ID', 'en_US')\nsession_id = 'test_session_id_123'\n\nrequest_params: RecognizeTextRequestTypeDef = {\n    'botId': bot_id,\n    'botAliasId': bot_alias_id,\n    'localeId': locale_id,\n    'sessionId': session_id,\n    'text': 'Hello, I need to book a flight.'\n}\n\ntry:\n    response: RecognizeTextResponseTypeDef = client.recognize_text(**request_params)\n    print(\"Lex V2 Response:\", response)\n    if response.get('messages'):\n        print(\"Bot message:\", response['messages'][0]['content'])\nexcept Exception as e:\n    print(f\"Error calling Lex V2: {e}\")\n\n# To run mypy: mypy your_script_name.py","lang":"python","description":"This quickstart demonstrates how to initialize a `boto3` LexRuntimeV2 client and perform a `recognize_text` operation with explicit type annotations provided by `mypy-boto3-lexv2-runtime`. 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