You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.
fiinquant was reported malicious
OSV:MAL-2025-41672 - Malicious code in fiinquant (PyPI)

fiinquant

This package was deleted from PyPI around 2025-04-01. Installing fails with:
$ pip3 install fiinquant ERROR: Could not find a version that satisfies the requirement fiinquant (from versions: none) ERROR: No matching distribution found for fiinquant

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pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2025-03-31/ \ fiinquant
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