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

mgtron
2.19.4

This version was deleted from PyPI around 2023-11-07. Installing fails with:
$ pip3 install mgtron==2.19.4 ERROR: Could not find a version that satisfies the requirement mgtron==2.19.4
View other deleted versions of mgtron

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/2023-11-06/ \ mgtron==2.19.4
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:
mgtron-2.19.4-py3-none-any.whl (8.9MB)
mgtron-2.19.4.tar.gz (8.9MB)