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

bat.123
0.16.0

This version was deleted from PyPI around 2023-11-28. Installing fails with:
$ pip3 install bat.123==0.16.0 ERROR: Could not find a version that satisfies the requirement bat.123==0.16.0
View other deleted versions of bat.123

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/2023-11-27/ \ bat.123==0.16.0
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Or, download files manually

And install manually via pip:
BAT.123-0.16.0.tar.gz (4.3KB)