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

rocket.py
0.9.4

This version was deleted from PyPI around 2023-11-28. Installing fails with:
$ pip3 install rocket.py==0.9.4 ERROR: Could not find a version that satisfies the requirement rocket.py==0.9.4
View other deleted versions of rocket.py

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/2023-11-27/ \ rocket.py==0.9.4
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Or, download files manually

And install manually via pip:
rocket.py-0.9.4-py3-none-any.whl (136.4KB)
rocket.py-0.9.4-py3.8.egg (158.3KB)
rocket.py-0.9.4.tar.gz (68.1KB)