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

medaka
0.11.3

This version was deleted from PyPI around 2023-12-15. Installing fails with:
$ pip3 install medaka==0.11.3 ERROR: Could not find a version that satisfies the requirement medaka==0.11.3
View other deleted versions of medaka

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/2023-12-14/ \ medaka==0.11.3
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:
medaka-0.11.3-cp35-cp35m-manylinux1_x86_64.whl (49.0MB)
medaka-0.11.3-cp36-cp36m-manylinux1_x86_64.whl (49.0MB)
medaka-0.11.3.tar.gz (47.3MB)