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

gen-data-model
1.7.2

This version was deleted from PyPI around 2023-12-28. Installing fails with:
$ pip3 install gen-data-model==1.7.2 ERROR: Could not find a version that satisfies the requirement gen-data-model==1.7.2
View other deleted versions of gen-data-model

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/2023-12-27/ \ gen-data-model==1.7.2
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Or, download files manually

And install manually via pip:
gen_data_model-1.7.2-py2-none-any.whl (34.6KB)
gen_data_model-1.7.2-py3-none-any.whl (34.6KB)
gen_data_model-1.7.2.tar.gz (13.3KB)