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

xtquant
240329.1

This version was deleted from PyPI around 2024-04-13. Installing fails with:
$ pip3 install xtquant==240329.1 ERROR: Could not find a version that satisfies the requirement xtquant==240329.1
View other deleted versions of xtquant

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/2024-04-12/ \ xtquant==240329.1
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:
xtquant-240329.1-py3-none-any.whl (48.5MB)
xtquant-240329.1.tar.gz (48.3MB)