pyribs: A Bare-Bones Python Library for Quality Diversity Optimization. - Bryon Tjanaka; Matthew C. Fontaine; David H. Lee; Yulun Zhang 002; Nivedit Reddy Balam; Nathaniel Dennler; Sujay S. Garlanka; Nikitas Dimitri Klapsis; Stefanos Nikolaidis (GECCO, 2023)