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

datasphere
0.6.15rc2

This version was deleted from PyPI around 2024-05-28. Installing fails with:
$ pip3 install datasphere==0.6.15rc2 ERROR: Could not find a version that satisfies the requirement datasphere==0.6.15rc2
View other deleted versions of datasphere

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/2024-05-27/ \ datasphere==0.6.15rc2
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Or, download files manually

And install manually via pip:
datasphere-0.6.15rc2-py3-none-any.whl (1.2MB)
datasphere-0.6.15rc2.tar.gz (713.4KB)