Welcome to Cerberus — Cerberus is a lightweight and extensible data validation library for PythonCERBERUS, n. The watch-dog of Hades, whose duty it was to guard the entrance; everybody, sooner or later, had to go there, and nobody wanted to carry off the entrance. - Ambrose Bierce, The Devil’s Dictionary Cerberus provides powerful yet simple and lightweight data validation functionality out of the box and is designed to be easily extensible, allowing for custom validation. It has no dependenc
