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

exponent-run
0.0.1a5

This version was deleted from PyPI around 2024-10-21. Installing fails with:
$ pip3 install exponent-run==0.0.1a5 ERROR: Could not find a version that satisfies the requirement exponent-run==0.0.1a5
View other deleted versions of exponent-run

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/2024-10-20/ \ exponent-run==0.0.1a5
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Or, download files manually

And install manually via pip:
exponent_run-0.0.1a5-py3-none-any.whl (5.5KB)
exponent_run-0.0.1a5.tar.gz (3.9KB)