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

lxml
2.2beta1

This version was deleted from PyPI around 2023-12-31. Installing fails with:
$ pip3 install lxml==2.2beta1 ERROR: Could not find a version that satisfies the requirement lxml==2.2beta1
View other deleted versions of lxml

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/2023-12-29/ \ lxml==2.2beta1
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:
lxml-2.2beta1-py2.4-win32.egg (2.4MB)
lxml-2.2beta1-py2.5-win32.egg (2.4MB)
lxml-2.2beta1-py2.6-win32.egg (2.4MB)
lxml-2.2beta1.tar.gz (2.7MB)
lxml-2.2beta1.win32-py2.4.exe (2.3MB)
lxml-2.2beta1.win32-py2.5.exe (2.3MB)
lxml-2.2beta1.win32-py2.6.exe (2.3MB)