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

dummy-localstack-ext
0.16.3

This version was deleted from PyPI around 2025-09-24. Installing fails with:
$ pip3 install dummy-localstack-ext==0.16.3 ERROR: Could not find a version that satisfies the requirement dummy-localstack-ext==0.16.3
View other deleted versions of dummy-localstack-ext

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/2025-09-23/ \ dummy-localstack-ext==0.16.3
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:
dummy-localstack-ext-0.16.3.tar.gz (2.0MB)