python script to read XML and write to CSV format. the script utilizes Element tree that allows serialized reading/writing stream.
reference: https://docs.python.org/2/library/xml.etree.elementtree.html
the script can convert the ABN data at ~5mins each file data is available below: https://data.gov.au/data/dataset/5bd7fcab-e315-42cb-8daf-50b7efc2027e
note: has some issues and stalls for some reason. press ctrl-c or enter and it continues to run normally. <06/07/2019>