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

capella
2.0

This version was deleted from PyPI around 2023-12-13. Installing fails with:
$ pip3 install capella==2.0 ERROR: Could not find a version that satisfies the requirement capella==2.0
View other deleted versions of capella

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/2023-12-12/ \ capella==2.0
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:
Capella-2.0-py3-none-any.whl (7.6KB)
Capella-2.0.tar.gz (8.2KB)