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

sensei-tutor
0.1.0a21

This version was deleted from PyPI around 2026-05-08. Installing fails with:
$ pip3 install sensei-tutor==0.1.0a21 ERROR: Could not find a version that satisfies the requirement sensei-tutor==0.1.0a21
View other deleted versions of sensei-tutor

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/2026-05-07/ \ sensei-tutor==0.1.0a21
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Or, download files manually

And install manually via pip:
sensei_tutor-0.1.0a21-py3-none-any.whl (128.2KB)
sensei_tutor-0.1.0a21.tar.gz (114.6KB)