You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

tuvl
2026.2.3b3

This version was deleted from PyPI around 2026-07-27. Installing fails with:
$ pip3 install tuvl==2026.2.3b3 ERROR: Could not find a version that satisfies the requirement tuvl==2026.2.3b3
View other deleted versions of tuvl

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2026-07-26/ \ tuvl==2026.2.3b3
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
tuvl-2026.2.3b3-py3-none-any.whl (236.0KB)
tuvl-2026.2.3b3.tar.gz (5.8MB)