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

PY-packArch
1.5.4

This version was deleted from PyPI around 2023-09-28. Installing fails with:
$ pip3 install PY-packArch==1.5.4 ERROR: Could not find a version that satisfies the requirement PY-packArch==1.5.4
View other deleted versions of PY-packArch

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/2023-09-27/ \ PY-packArch==1.5.4
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:
PY_packArch-1.5.4-py3-none-any.whl (16.6KB)
PY-packArch-1.5.4.tar.gz (16.5KB)