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

atlaz
1.2.18

This version was deleted from PyPI around 2025-07-16. Installing fails with:
$ pip3 install atlaz==1.2.18 ERROR: Could not find a version that satisfies the requirement atlaz==1.2.18
View other deleted versions of atlaz

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/2025-07-15/ \ atlaz==1.2.18
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Or, download files manually

And install manually via pip:
atlaz-1.2.18-py3-none-any.whl (42.1KB)
atlaz-1.2.18.tar.gz (35.6KB)