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

moose-lib
0.4.216

This version was deleted from PyPI around 2025-09-23. Installing fails with:
$ pip3 install moose-lib==0.4.216 ERROR: Could not find a version that satisfies the requirement moose-lib==0.4.216
View other deleted versions of moose-lib

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/2025-09-22/ \ moose-lib==0.4.216
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:
moose_lib-0.4.216-py3-none-any.whl (35.0KB)
moose_lib-0.4.216.tar.gz (30.4KB)