GoKawiilCPython considers formal roadmap for integrating Rust
At the Python Language Summit, software engineer David Hewitt presented a proposed timeline and success criteria for incorporating Rust into CPython, following up on discussions from last year's PyCon. The effort, led by core developers Kirill Podoprigora and Emma Smith, now involves roughly 60 contributors including some Python core developers and Rust project members, and includes a draft PEP. The plan calls for Python distributors to test optional Rust support starting with Python 3.16, due October 2027.
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Rust's growing track record in large codebases like Android and the Linux kernel, where it reportedly reduced patch revisions and crash-related bugs, is being cited as evidence it could help address CPython's rising number of crash-type issues. Concerns about Rust's narrower platform support compared to CPython appear to be easing, which could remove a major obstacle to adoption, according to Hewitt. The structured phase-in through distributor testing suggests the project is moving from informal exploration toward a more official and lasting place in CPython's toolchain.
- David Hewitt proposed timelines and success criteria for integrating Rust into CPython at the Python Language Summit.
- A roughly 60-person team, including core developers and Rust project contributors, is working on a draft PEP for Rust in CPython.
- Python distributors would be asked to trial optional Rust support starting with Python 3.16, slated for October 2027.
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Published there as: “How Python Will Test Adding Rust Into CPython”
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