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

defca
3.0.0

This version was deleted from PyPI around 2024-05-31. Installing fails with:
$ pip3 install defca==3.0.0 ERROR: Could not find a version that satisfies the requirement defca==3.0.0
View other deleted versions of defca

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/2024-05-30/ \ defca==3.0.0
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:
defca-3.0.0-py3-none-any.whl (3.2KB)
defca-3.0.0.tar.gz (2.5KB)