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

roktools
5.30.1

This version was deleted from PyPI around 2024-04-11. Installing fails with:
$ pip3 install roktools==5.30.1 ERROR: Could not find a version that satisfies the requirement roktools==5.30.1
View other deleted versions of roktools

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/2024-04-10/ \ roktools==5.30.1
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Or, download files manually

And install manually via pip:
roktools-5.30.1-py2.py3-none-any.whl (33.2KB)
roktools-5.30.1-py3-none-any.whl (36.6KB)
roktools-5.30.1.tar.gz (32.0KB)