.. _acknowledgement: *************** Acknowledgement *************** Chilli.py [chilli_py] would not exist without the various contributions of others to open-science, open-source, and freely available education. Special thanks goes to the YouTuber Nickel and Copper :cite:`nickel_and_copper`, the author(s) of PyQuante :cite:`pyquante`, PyQuante2 :cite:`pyquante2` and all authors of PySCF :cite:`Sun2020_024109`.