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

mossflow
0.1.123

This version was deleted from PyPI around 2025-11-04. Installing fails with:
$ pip3 install mossflow==0.1.123 ERROR: Could not find a version that satisfies the requirement mossflow==0.1.123
View other deleted versions of mossflow

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/2025-11-03/ \ mossflow==0.1.123
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:
mossflow-0.1.123-py3-none-any.whl (24.4MB)
mossflow-0.1.123.tar.gz (24.1MB)