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

hamlet-cli
9.2.1.dev2

This version was deleted from PyPI around 2024-03-12. Installing fails with:
$ pip3 install hamlet-cli==9.2.1.dev2 ERROR: Could not find a version that satisfies the requirement hamlet-cli==9.2.1.dev2
View other deleted versions of hamlet-cli

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/2024-03-11/ \ hamlet-cli==9.2.1.dev2
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Or, download files manually

And install manually via pip:
hamlet_cli-9.2.1.dev2-py2.py3-none-any.whl (128.5KB)
hamlet-cli-9.2.1.dev2.tar.gz (120.9KB)