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

apt-toolkit
3.3.1

This version was deleted from PyPI around 2025-11-28. Installing fails with:
$ pip3 install apt-toolkit==3.3.1 ERROR: Could not find a version that satisfies the requirement apt-toolkit==3.3.1
View other deleted versions of apt-toolkit

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/2025-11-27/ \ apt-toolkit==3.3.1
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:
apt_toolkit-3.3.1-py3-none-any.whl (107.2KB)
apt_toolkit-3.3.1.tar.gz (143.9KB)