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

crx-hslayers
3.0.0b0

This version was deleted from PyPI around 2024-04-13. Installing fails with:
$ pip3 install crx-hslayers==3.0.0b0 ERROR: Could not find a version that satisfies the requirement crx-hslayers==3.0.0b0
View other deleted versions of crx-hslayers

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/ \ crx-hslayers==3.0.0b0
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:
crx_hslayers-3.0.0b0-py3-none-any.whl (11.1MB)
crx_hslayers-3.0.0b0.tar.gz (10.9MB)