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

1d3-sdk
1.0.3

This version was deleted from PyPI around 2023-12-15. Installing fails with:
$ pip3 install 1d3-sdk==1.0.3 ERROR: Could not find a version that satisfies the requirement 1d3-sdk==1.0.3
View other deleted versions of 1d3-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/2023-12-14/ \ 1d3-sdk==1.0.3
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:
1d3_sdk-1.0.3-py3-none-any.whl (8.5KB)
1d3-sdk-1.0.3.tar.gz (6.8KB)