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
4.0.3

This version was deleted from PyPI around 2025-01-22. Installing fails with:
$ pip3 install doughnuts==4.0.3 ERROR: Could not find a version that satisfies the requirement doughnuts==4.0.3
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==4.0.3
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Or, download files manually

And install manually via pip:
doughnuts-4.0.3-py3-none-any.whl (212.2KB)
doughnuts-4.0.3.tar.gz (165.0KB)