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

pytest-matcher
0.9.0

This version was deleted from PyPI around 2024-01-11. Installing fails with:
$ pip3 install pytest-matcher==0.9.0 ERROR: Could not find a version that satisfies the requirement pytest-matcher==0.9.0
View other deleted versions of pytest-matcher

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/2024-01-10/ \ pytest-matcher==0.9.0
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Or, download files manually

And install manually via pip:
pytest_matcher-0.9.0-py3.5.egg (5.8KB)
pytest-matcher-0.9.0.tar.gz (15.7KB)