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

torchmanager
1.4b3

This version was deleted from PyPI around 2025-04-18. Installing fails with:
$ pip3 install torchmanager==1.4b3 ERROR: Could not find a version that satisfies the requirement torchmanager==1.4b3
View other deleted versions of torchmanager

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/2025-04-17/ \ torchmanager==1.4b3
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Or, download files manually

And install manually via pip:
torchmanager-1.4b3-py3-none-any.whl (67.4KB)
torchmanager-1.4b3.tar.gz (44.2KB)