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

acq400-hapi
1.0.0

This version was deleted from PyPI around 2026-03-25. Installing fails with:
$ pip3 install acq400-hapi==1.0.0 ERROR: Could not find a version that satisfies the requirement acq400-hapi==1.0.0
View other deleted versions of acq400-hapi

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/2026-03-24/ \ acq400-hapi==1.0.0
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:
acq400_hapi-1.0.0-py2-none-any.whl (11.8KB)