It's JavaScript, that's the syntax notation for JavaScript objects. Sure it resembles lisp and python, but that's just how languages come to be. If I were to in

It's JavaScript, that's the syntax notation for JavaScript objects. Sure it resembles lisp and python, but that's just how languages come to be. If I were to invent a new language, if likely use {} for dictionaries and [] for lists too. Lisp is harder to read than JavaScript because it doesn't disambiguation between lists and dictionaries in a clear way like js and python do.