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

nav-online-szamla

This package was deleted from PyPI around 2026-03-07. Installing fails with:
$ pip3 install nav-online-szamla ERROR: Could not find a version that satisfies the requirement nav-online-szamla (from versions: none) ERROR: No matching distribution found for nav-online-szamla

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/2026-03-06/ \ nav-online-szamla
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