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

bigdl-orca-spark3
2.5.0b20231121

This version was deleted from PyPI around 2023-12-22. Installing fails with:
$ pip3 install bigdl-orca-spark3==2.5.0b20231121 ERROR: Could not find a version that satisfies the requirement bigdl-orca-spark3==2.5.0b20231121

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/2023-12-21/ \ bigdl-orca-spark3==2.5.0b20231121
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Or, download files manually

And install manually via pip: