You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
nump was reported malicious
OSV:MAL-2026-2013 - Malicious code in nump (PyPI)

nump

This package was deleted from PyPI around 2026-03-24. Installing fails with:
$ pip3 install nump ERROR: Could not find a version that satisfies the requirement nump (from versions: none) ERROR: No matching distribution found for nump

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pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2026-03-23/ \ nump
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Or, download files manually

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1.3.3.7
3.3.0.1
5.5.5.5