mypy-boto3-appsync provides official type annotations for the `boto3` AppSync client, generated by `mypy-boto3-builder`. It enhances development with static type checking for AWS SDK operations related to AppSync, helping catch errors before runtime. The current version is 1.42.6, and releases are frequent, typically in sync with `boto3` updates and `mypy-boto3-builder` enhancements.
pip install boto3 mypy-boto3-appsyncVerified import paths — ran on the pinned version, not inferred.
This quickstart demonstrates how to import and use the `AppSyncClient` type annotation with `boto3`. It shows how to correctly type your `boto3` client instance and use a type definition for a response object, ensuring type safety for your AWS AppSync operations. Remember to have AWS credentials configured for actual execution.
Upgrade your project's Python version to 3.9 or later. Consider using older `mypy-boto3` versions if 3.8 support is critical and you cannot upgrade Python.
Ensure you are using a recent version of `mypy`. In most cases, simply installing the package should make stubs discoverable without special `mypy` configuration. Review `mypy` documentation if issues arise.
Update your code to use the new, shorter TypeDef names. Review your `mypy` errors for specific naming changes in the services you use.
Always install `boto3` (e.g., `pip install boto3`) alongside your `mypy-boto3-*` packages.
If you were previously using a single `mypy-boto3` package for all services, migrate to installing individual service stub packages like `mypy-boto3-appsync`.
Always verify the correct package name for the specific AWS service you need. Check the `mypy-boto3` builder's documentation or PyPI for the latest package names.