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

conf-mat
1.0.1

This version was deleted from PyPI around 2024-02-28. Installing fails with:
$ pip3 install conf-mat==1.0.1 ERROR: Could not find a version that satisfies the requirement conf-mat==1.0.1
View other deleted versions of conf-mat

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/2024-02-27/ \ conf-mat==1.0.1
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Or, download files manually

And install manually via pip:
conf_mat-1.0.1-py3-none-any.whl (10.9KB)
conf-mat-1.0.1.tar.gz (13.4KB)