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

yuchatlib
1.0.0

This version was deleted from PyPI around 2026-02-03. Installing fails with:
$ pip3 install yuchatlib==1.0.0 ERROR: Could not find a version that satisfies the requirement yuchatlib==1.0.0
View other deleted versions of yuchatlib

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/2026-02-02/ \ yuchatlib==1.0.0
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Or, download files manually

And install manually via pip:
yuchatlib-1.0.0-py3-none-any.whl (17.9KB)
yuchatlib-1.0.0.tar.gz (17.4KB)