You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
doughnuts was reported malicious
OSV:MAL-2025-41665 - Malicious code in doughnuts (PyPI)

doughnuts
4.10.5

This version was deleted from PyPI around 2025-01-22. Installing fails with:
$ pip3 install doughnuts==4.10.5 ERROR: Could not find a version that satisfies the requirement doughnuts==4.10.5
View other deleted versions of doughnuts

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/2025-01-21/ \ doughnuts==4.10.5
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:
doughnuts-4.10.5-py3-none-any.whl (226.5KB)
doughnuts-4.10.5.tar.gz (174.9KB)