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

myprimelib9b
0.0.3

This version was deleted from PyPI around 2024-03-20. Installing fails with:
$ pip3 install myprimelib9b==0.0.3 ERROR: Could not find a version that satisfies the requirement myprimelib9b==0.0.3
View other deleted versions of myprimelib9b

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/2024-03-19/ \ myprimelib9b==0.0.3
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Or, download files manually

And install manually via pip:
myprimelib9b-0.0.3-py3-none-any.whl (3.8KB)
myprimelib9b-0.0.3-py3.9.egg (4.2KB)
myprimelib9b-0.0.3.tar.gz (2.5KB)