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

GPy-ABCD
1.2.2

This version was deleted from PyPI around 2023-11-16. Installing fails with:
$ pip3 install GPy-ABCD==1.2.2 ERROR: Could not find a version that satisfies the requirement GPy-ABCD==1.2.2
View other deleted versions of GPy-ABCD

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/2023-11-15/ \ GPy-ABCD==1.2.2
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:
GPy_ABCD-1.2.2-py3-none-any.whl (56.9KB)
GPy-ABCD-1.2.2.tar.gz (43.6KB)