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

verta
0.21.1

This version was deleted from PyPI around 2024-05-31. Installing fails with:
$ pip3 install verta==0.21.1 ERROR: Could not find a version that satisfies the requirement verta==0.21.1
View other deleted versions of verta

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/2024-05-30/ \ verta==0.21.1
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Or, download files manually

And install manually via pip:
verta-0.21.1-py2.py3-none-any.whl (937.7KB)
verta-0.21.1.tar.gz (518.3KB)