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

larvaworld
0.0.438

This version was deleted from PyPI around 2024-02-06. Installing fails with:
$ pip3 install larvaworld==0.0.438 ERROR: Could not find a version that satisfies the requirement larvaworld==0.0.438
View other deleted versions of larvaworld

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/2024-02-05/ \ larvaworld==0.0.438
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Or, download files manually

And install manually via pip:
larvaworld-0.0.438-py3-none-any.whl (27.3MB)
larvaworld-0.0.438.tar.gz (28.1MB)