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

pulumi-aws
5.10.0a1655911776

This version was deleted from PyPI around 2025-04-08. Installing fails with:
$ pip3 install pulumi-aws==5.10.0a1655911776 ERROR: Could not find a version that satisfies the requirement pulumi-aws==5.10.0a1655911776
View other deleted versions of pulumi-aws

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/2025-04-07/ \ pulumi-aws==5.10.0a1655911776
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:
pulumi_aws-5.10.0a1655911776.tar.gz (4.4MB)