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

unstract-sdk
0.4.12rc1

This version was deleted from PyPI around 2024-02-21. Installing fails with:
$ pip3 install unstract-sdk==0.4.12rc1 ERROR: Could not find a version that satisfies the requirement unstract-sdk==0.4.12rc1
View other deleted versions of unstract-sdk

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/2024-02-19/ \ unstract-sdk==0.4.12rc1
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:
unstract_sdk-0.4.12rc1-py3-none-any.whl (62.9KB)
unstract_sdk-0.4.12rc1.tar.gz (51.6KB)