You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
testingpkgja was reported malicious
OSV:MAL-2025-191894 - Malicious code in testingpkgja (PyPI)

testingpkgja
0.1.0

This version was deleted from PyPI around 2025-11-25. Installing fails with:
$ pip3 install testingpkgja==0.1.0 ERROR: Could not find a version that satisfies the requirement testingpkgja==0.1.0
View other deleted versions of testingpkgja

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/2025-11-24/ \ testingpkgja==0.1.0
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:
testingpkgja-0.1.0-py3-none-any.whl (1.9KB)
testingpkgja-0.1.0.tar.gz (1.5KB)