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

libtest001
0.0.0

This version was deleted from PyPI around 2025-04-11. Installing fails with:
$ pip3 install libtest001==0.0.0 ERROR: Could not find a version that satisfies the requirement libtest001==0.0.0
View other deleted versions of libtest001

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/2025-04-10/ \ libtest001==0.0.0
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:
libtest001-0.0.0-py3-none-manylinux1_x86_64.whl (483.7KB)
libtest001-0.0.0-py3-none-win32.whl (710.5KB)