You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
f5rest was reported malicious
OSV:MAL-2025-192609 - Malicious code in f5rest (PyPI)

f5rest

This package was deleted from PyPI around 2025-12-20. Installing fails with:
$ pip3 install f5rest ERROR: Could not find a version that satisfies the requirement f5rest (from versions: none) ERROR: No matching distribution found for f5rest

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pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2025-12-19/ \ f5rest
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Or, download files manually

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99.0.0