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

polars-u64-idx
0.17.7

This version was deleted from PyPI around 2024-08-15. Installing fails with:
$ pip3 install polars-u64-idx==0.17.7 ERROR: Could not find a version that satisfies the requirement polars-u64-idx==0.17.7
View other deleted versions of polars-u64-idx

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/2024-08-14/ \ polars-u64-idx==0.17.7
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Or, download files manually

And install manually via pip:
polars_u64_idx-0.17.7-cp37-abi3-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (17.0MB)
polars_u64_idx-0.17.7.tar.gz (1.5MB)