tensorflow-helper-cnndnn
This package was deleted from PyPI around 2024-12-15. Installing fails with:
$ pip3 install tensorflow-helper-cnndnn
ERROR: Could not find a version that satisfies the requirement tensorflow-helper-cnndnn (from versions: none)
ERROR: No matching distribution found for tensorflow-helper-cnndnn

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/2024-12-14/ \
tensorflow-helper-cnndnn
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)