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

discovery-transition-ds
3.5.3

This version was deleted from PyPI around 2024-06-02. Installing fails with:
$ pip3 install discovery-transition-ds==3.5.3 ERROR: Could not find a version that satisfies the requirement discovery-transition-ds==3.5.3
View other deleted versions of discovery-transition-ds

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/2024-06-01/ \ discovery-transition-ds==3.5.3
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Or, download files manually

And install manually via pip:
discovery_transition_ds-3.5.3-py38-none-any.whl (6.6MB)
discovery-transition-ds-3.5.3.tar.gz (6.4MB)