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

pestifer
2.1.5a0

This version was deleted from PyPI around 2026-08-15. Installing fails with:
$ pip3 install pestifer==2.1.5a0 ERROR: Could not find a version that satisfies the requirement pestifer==2.1.5a0
View other deleted versions of pestifer

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/2026-08-14/ \ pestifer==2.1.5a0
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Or, download files manually

And install manually via pip:
pestifer-2.1.5a0-py3-none-any.whl (14.5MB)
pestifer-2.1.5a0.tar.gz (86.8MB)