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

pyntsc
25.6.10

This version was deleted from PyPI around 2025-04-29. Installing fails with:
$ pip3 install pyntsc==25.6.10 ERROR: Could not find a version that satisfies the requirement pyntsc==25.6.10
View other deleted versions of pyntsc

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/2025-04-28/ \ pyntsc==25.6.10
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Or, download files manually

And install manually via pip:
pyntsc-25.6.10-py3-none-any.whl (6.1KB)
pyntsc-25.6.10.tar.gz (5.9KB)