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

lupi-lang
1.6.9

This version was deleted from PyPI around 2026-05-20. Installing fails with:
$ pip3 install lupi-lang==1.6.9 ERROR: Could not find a version that satisfies the requirement lupi-lang==1.6.9
View other deleted versions of lupi-lang

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/2026-05-19/ \ lupi-lang==1.6.9
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:
lupi_lang-1.6.9-py3-none-any.whl (18.0KB)
lupi_lang-1.6.9.tar.gz (16.6KB)