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

fr1997v011
0.8.20231215

This version was deleted from PyPI around 2024-05-22. Installing fails with:
$ pip3 install fr1997v011==0.8.20231215 ERROR: Could not find a version that satisfies the requirement fr1997v011==0.8.20231215
View other deleted versions of fr1997v011

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/2024-05-21/ \ fr1997v011==0.8.20231215
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:
Fr1997v011-0.8.20231215.tar.gz (28.6KB)