A mvdXML checker and w3c SPARQL converter, as an IfcOpenShell submodule or stand-alone.
importifcopenshellfromifcopenshell.mvdimportmvdmvd_concept=mvd.open_mvd(wall_extraction.mvdxml)
file=ifcopenshell.open(your_ifc_file.ifc)
all_data=mvd.get_data(mvd_concept, file, spreadsheet_export=True)