The index is build from the index.yml file (reference: PEP 503).
View the index: https://dfint.github.io/pypi-index/
Installation of a package from the index:
pip install df-translation-toolkit --extra-index-url https://dfint.github.io/pypi-index/
Using poetry:
poetry source add --priority=explicit dfint https://dfint.github.io/pypi-index/
poetry add --source=dfint df-translation-toolkit