{"library":"mypy-boto3-codecatalyst","title":"mypy-boto3-codecatalyst Type Stubs","description":"mypy-boto3-codecatalyst provides comprehensive type annotations for the AWS CodeCatalyst service within the `boto3` library. It enables static type checking with tools like MyPy, Pyright, and enhances IDE features like auto-completion and error detection for `boto3.client('codecatalyst')`. The library is actively maintained and generated with `mypy-boto3-builder`, following a frequent release cadence to align with `boto3` updates.","language":"python","status":"active","last_verified":"Thu May 14","install":{"commands":["pip install mypy-boto3-codecatalyst boto3","pip install 'boto3-stubs[codecatalyst]'"],"cli":null},"imports":["from mypy_boto3_codecatalyst import CodeCatalystClient","from mypy_boto3_codecatalyst.type_defs import ListDevEnvironmentsResponseTypeDef"],"auth":{"required":false,"env_vars":[]},"quickstart":{"code":"import boto3\nfrom boto3.session import Session\nfrom mypy_boto3_codecatalyst import CodeCatalystClient\nimport os\n\n# Ensure AWS credentials are configured (e.g., via environment variables or ~/.aws/credentials)\n# For a runnable example, we'll simulate an empty config if not set\n\n# Explicitly set up a session for clarity, though boto3.client() uses a default session\nsession = Session(\n    aws_access_key_id=os.environ.get('AWS_ACCESS_KEY_ID', 'DUMMY_KEY'),\n    aws_secret_access_key=os.environ.get('AWS_SECRET_ACCESS_KEY', 'DUMMY_SECRET'),\n    region_name=os.environ.get('AWS_REGION', 'us-east-1')\n)\n\n# Get a typed CodeCatalyst client\nclient: CodeCatalystClient = session.client(\"codecatalyst\")\n\n# Now, the 'client' object is fully type-checked by MyPy and provides IDE auto-completion\n# For example, calling a method with incorrect arguments will be flagged.\n# try:\n#    response = client.list_dev_environments(InvalidArg=True) # This would be a type error\n# except Exception as e:\n#    print(f\"Expected error: {e}\")\n\nresponse = client.list_dev_environments()\nprint(f\"Successfully called list_dev_environments. 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