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

tk-core
0.0.3

This version was deleted from PyPI around 2024-04-28. Installing fails with:
$ pip3 install tk-core==0.0.3 ERROR: Could not find a version that satisfies the requirement tk-core==0.0.3
View other deleted versions of tk-core

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/2024-04-27/ \ tk-core==0.0.3
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:
tk_core-0.0.3-py3-none-any.whl (29.1KB)
tk_core-0.0.3.tar.gz (21.6KB)