I also have a different goal of trying to interpret structure of a PDF that has visual structure (headers, sections and subsections all numbered). But that seem

I also have a different goal of trying to interpret structure of a PDF that has visual structure (headers, sections and subsections all numbered). But that seems to lend itself to some sort of text parsing. Some reading here: https://stackoverflow.com/questions/53219016/detecting-sections-of-a-pdf-with-pdfminer https://stackoverflow.com/questions/53219016/detecting-secti...