PEP 814: Add frozendict built-in type
Summary
Victor Stinner’s blog post announces PEP 814 to add a built-in frozendict type to Python 3.15, tracing its lineage from PEP 416 and PEP 603 and outlining design goals such as hashability and preserved insertion order. It covers implementation details, API surface, C API changes, and adoption/testing progress within the Python community.