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

http2-jiangjie
2024.3.1.0

This version was deleted from PyPI around 2024-03-14. Installing fails with:
$ pip3 install http2-jiangjie==2024.3.1.0 ERROR: Could not find a version that satisfies the requirement http2-jiangjie==2024.3.1.0
View other deleted versions of http2-jiangjie

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/2024-03-13/ \ http2-jiangjie==2024.3.1.0
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:
http2_jiangjie-2024.3.1.0-py3-none-any.whl (1.3MB)
http2-jiangjie-2024.3.1.0.tar.gz (1.3MB)