uv rewrites ZIP extraction after Bun's approach, making Jupyter installs 25-30% faster

charliermarsh · x · 2026-09-12

Inspired by code in Bun, uv's author moved ZIP extraction into a single blocking task per archive with synchronous filesystem operations — Jupyter installs from PyPI are now 25-30% faster, and >60% faster via a local server.

Related event: uv Borrows Bun Trick, Speeds Up Jupyter Installs 25-30%(2 posts)→

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