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

capi-vis

This package was deleted from PyPI around 2024-01-19. Installing fails with:
$ pip3 install capi-vis ERROR: Could not find a version that satisfies the requirement capi-vis (from versions: none) ERROR: No matching distribution found for capi-vis

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/2024-01-18/ \ capi-vis
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)