astral-sh/uv

Add `--all-variants` option to show debug builds in `uv python list`

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#15,983 opened on Sep 22, 2025

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 (6 comments) (0 reactions) (0 assignees)Rust (3,111 forks)batch import
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Description

Summary

Truncated result is

$ uv python list --only-downloads
cpython-3.14.0rc3-linux-x86_64-gnu                       <download available>
cpython-3.14.0rc3+freethreaded-linux-x86_64-gnu          <download available>
cpython-3.14.0rc3+freethreaded+debug-linux-x86_64-gnu    <download available>
cpython-3.13.7-linux-x86_64-gnu                          <download available>
cpython-3.13.7+freethreaded-linux-x86_64-gnu             <download available>
cpython-3.13.7+freethreaded+debug-linux-x86_64-gnu       <download available>
... more cpython versions below

But these versions can actually be installed

$ uv python install 3.13+debug
cpython-3.13.7+debug-linux-x86_64-gnu (download) ...

Platform

Linux 6.15.3-100.fc41.x86_64 x86_64 GNU/Linux (Fedora)

Version

uv 0.8.19

Python version

3.12.3

Contributor guide

Research direction
Investigate the implementation of `uv python list` to understand how variants are filtered, then add a ` all variants` flag to include debug builds in the output.
Tech stack
rust
Domain
clideveloper experience
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
RustGit
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75