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

ucl-tools
1.0.0

This version was deleted from PyPI around 2026-02-23. Installing fails with:
$ pip3 install ucl-tools==1.0.0 ERROR: Could not find a version that satisfies the requirement ucl-tools==1.0.0
View other deleted versions of ucl-tools

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/2026-02-22/ \ ucl-tools==1.0.0
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:
ucl_tools-1.0.0-py3-none-any.whl (3.6KB)
ucl_tools-1.0.0.tar.gz (3.2KB)