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

ml4teens
0.1.33

This version was deleted from PyPI around 2024-02-12. Installing fails with:
$ pip3 install ml4teens==0.1.33 ERROR: Could not find a version that satisfies the requirement ml4teens==0.1.33
View other deleted versions of ml4teens

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/2024-02-11/ \ ml4teens==0.1.33
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Or, download files manually

And install manually via pip:
ml4teens-0.1.33-py3-none-any.whl (34.9MB)
ml4teens-0.1.33.tar.gz (34.8MB)