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

ygg
0.7.73

This version was deleted from PyPI around 2026-05-17. Installing fails with:
$ pip3 install ygg==0.7.73 ERROR: Could not find a version that satisfies the requirement ygg==0.7.73
View other deleted versions of ygg

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/2026-05-16/ \ ygg==0.7.73
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Or, download files manually

And install manually via pip:
ygg-0.7.73-py3-none-any.whl (1.3MB)
ygg-0.7.73.tar.gz (1.1MB)