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

setupcfg
2019.3.23

This version was deleted from PyPI around 2026-07-04. Installing fails with:
$ pip3 install setupcfg==2019.3.23 ERROR: Could not find a version that satisfies the requirement setupcfg==2019.3.23
View other deleted versions of setupcfg

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/2026-07-03/ \ setupcfg==2019.3.23
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:
setupcfg-2019.3.23-py2.py3-none-any.whl (162.5KB)
setupcfg-2019.3.23.tar.gz (4.6KB)