Python 3.13 runtime now available in AWS Lambda
Compute Blog
This article announces the availability of Python 3.13 as a new runtime for AWS Lambda. Python is a popular language for building serverless applications, and the new version brings improvements to the language, implementation, and standard library.
Specifically, the article covers:
- Changes in the Python 3.13 runtime, including the use of Amazon Linux 2023 and microdnf package manager
- New Python features like data model improvements, typing changes, and updates to the standard library
- Experimental features that are unavailable in the Lambda runtime, such as free-threaded CPython and the JIT compiler
- Performance considerations and potential cold start impact for the new runtime
- Using Python 3.13 in Lambda via AWS Management Console, container images, AWS SAM, and AWS CDK
- Conclusion encouraging developers to try the new Python 3.13 runtime for building serverless applications on AWS Lambda
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