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

ccna-shiyan-shouce-xuzhou-sibo-jiaoyu
2024.3.5.0

This version was deleted from PyPI around 2024-03-07. Installing fails with:
$ pip3 install ccna-shiyan-shouce-xuzhou-sibo-jiaoyu==2024.3.5.0 ERROR: Could not find a version that satisfies the requirement ccna-shiyan-shouce-xuzhou-sibo-jiaoyu==2024.3.5.0

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/2024-03-06/ \ ccna-shiyan-shouce-xuzhou-sibo-jiaoyu==2024.3.5.0
Sign up for StableBuild to get an API key (it's free and takes <60 seconds!)