Zanie Blue

@zanieb.bsky.social

they/them — building Python developer tools in Rust at Astral

Today, we're announcing our first hosted infrastructure product: pyx, a Python-native package registry. We think of pyx as an optimized backend for uv: it’s a package registry, but it also solves problems that go beyond the scope of a traditional "package registry".

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Python 3.14.0a5 is out today in uv 0.5.31 and includes a new tail calling interpreter which, from some quick benchmarks, looks like a 1.23x performance improvement !