How do I use this? Please somone publish update python package, with usage guide lines

[catalystK]

I really need to convert a lot of pdf file to markdown,
I tried a lot, of site, many have upload limitations per day..etc,
really need this python package to help in my work,.
I checkd theres a supportPython3 branch in @nella17 commits.. but dont know, how to use it from there?

please publish an updated python package, and usage guide

@johnlinp @nella17 please