maybe a silly question but since it's 2022 maybe it's better to focus on python? the API is functional now (albeit very poorly documented) and its a few orders of magnitude less mental than maxscript
pymxs is a runtime MAXScript wrapper, to know how to use it you have to know how to use MAXScript in the first place - which is also why there's not much documentation per se as you're expected to use the MAXScript documentation (with the exception of scripted plugins, custom attributes, macroscripts, scripted controllers…