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

libobj
503

This version was deleted from PyPI around 2024-02-07. Installing fails with:
$ pip3 install libobj==503 ERROR: Could not find a version that satisfies the requirement libobj==503
View other deleted versions of libobj

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/2024-02-06/ \ libobj==503
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
libobj-503-py3-none-any.whl (7.5KB)
libobj-503.tar.gz (6.1KB)