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

arts
2024.7.29.1

This version was deleted from PyPI around 2024-07-30. Installing fails with:
$ pip3 install arts==2024.7.29.1 ERROR: Could not find a version that satisfies the requirement arts==2024.7.29.1
View other deleted versions of arts

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/2024-07-29/ \ arts==2024.7.29.1
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Or, download files manually

And install manually via pip:
arts-2024.7.29.1-py3-none-any.whl (302.4KB)
arts-2024.7.29.1.tar.gz (220.6KB)