def _xpath_qname_for_chunk(chunk: Any) -> str:
            """Get the xpath qname for a chunk."""
            qname = f"{chunk.prefix}:{chunk.tag.split('}')[-1]}"

            parent = chunk.getparent()
            if parent is not None:
                doppelgangers = [x for x in parent if x.tag == chunk.tag]
                if len(doppelgangers) > 1:
                    idx_of_self = doppelgangers.index(chunk)
                    qname = f"{qname}[{idx_of_self + 1}]"

            return qname
Get the xpath qname for a chunk.
llama-index-integrations/readers/llama-index-readers-docugami/llama_index/readers/docugami/base.py