You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
tempeh was reported malicious
OSV:MAL-2025-3007 - Malicious code in tempeh (PyPI)

tempeh
0.1.3

This version was deleted from PyPI around 2024-11-27. Installing fails with:
$ pip3 install tempeh==0.1.3 ERROR: Could not find a version that satisfies the requirement tempeh==0.1.3
View other deleted versions of tempeh

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/2024-11-26/ \ tempeh==0.1.3
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
tempeh-0.1.3-py3-none-any.whl (30.0KB)
tempeh-0.1.3.tar.gz (17.2KB)