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

cvmcore
1.1.1

This version was deleted from PyPI around 2024-01-24. Installing fails with:
$ pip3 install cvmcore==1.1.1 ERROR: Could not find a version that satisfies the requirement cvmcore==1.1.1
View other deleted versions of cvmcore

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/2024-01-23/ \ cvmcore==1.1.1
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Or, download files manually

And install manually via pip:
cvmcore-1.1.1-py3-none-any.whl (10.4KB)
cvmcore-1.1.1.tar.gz (22.6KB)