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

bsonschema
0.0.43

This version was deleted from PyPI around 2023-12-06. Installing fails with:
$ pip3 install bsonschema==0.0.43 ERROR: Could not find a version that satisfies the requirement bsonschema==0.0.43
View other deleted versions of bsonschema

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/2023-12-05/ \ bsonschema==0.0.43
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Or, download files manually

And install manually via pip:
bsonschema-0.0.43-py3-none-any.whl (30.7KB)
bsonschema-0.0.43.tar.gz (26.6KB)