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

jni
1.1.0b1

This version was deleted from PyPI around 2024-11-07. Installing fails with:
$ pip3 install jni==1.1.0b1 ERROR: Could not find a version that satisfies the requirement jni==1.1.0b1
View other deleted versions of jni

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/2024-11-06/ \ jni==1.1.0b1
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)

Or, download files manually

And install manually via pip:
jni-1.1.0b1-cp39-cp39-win_amd64.whl (122.6KB)
jni-1.1.0b1-cp310-cp310-win_amd64.whl (122.0KB)
jni-1.1.0b1-cp311-cp311-win_amd64.whl (122.1KB)
jni-1.1.0b1-cp312-cp312-win_amd64.whl (121.6KB)
jni-1.1.0b1-cp313-cp313-win_amd64.whl (121.0KB)
jni-1.1.0b1-pp39-pypy39_pp73-win_amd64.whl (119.8KB)
jni-1.1.0b1-pp310-pypy310_pp73-win_amd64.whl (119.7KB)
jni-1.1.0b1.zip (259.9KB)