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

hcscom
0.5.3

This version was deleted from PyPI around 2023-12-04. Installing fails with:
$ pip3 install hcscom==0.5.3 ERROR: Could not find a version that satisfies the requirement hcscom==0.5.3
View other deleted versions of hcscom

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/2023-12-03/ \ hcscom==0.5.3
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Or, download files manually

And install manually via pip:
hcscom-0.5.3-py3-none-any.whl (17.7KB)
hcscom-0.5.3.tar.gz (17.4KB)