Topic analysis

Python 3.15: features that didn't make the headlines

This article highlights lesser-known, underreported features included in the upcoming Python 3.15 release following the 3.15.0b1 feature freeze. Covered features include graceful Asyncio TaskGroup cancellation, improved ContextDecorator support for iterators and async functions, thread-safe iterator utilities, a new XOR operation for collections.Counter, the addition of frozendict for immutable JSON-compatible objects, and a new array_hook parameter for JSON loading functions.