You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
hllm was reported malicious
OSV:MAL-2024-10451 - Malicious code in hllm (PyPI)

hllm
912.6

This version was deleted from PyPI around 2024-11-09. Installing fails with:
$ pip3 install hllm==912.6 ERROR: Could not find a version that satisfies the requirement hllm==912.6
View other deleted versions of hllm

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/2024-11-08/ \ hllm==912.6
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:
hllm-912.6.tar.gz (1.5KB)