mswkt = '''VERT_CS["Taranaki 1970 height",VERT_DATUM["Taranaki 1970",2005,AUTHORITY["EPSG","5167"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5769"]]''' m = mapObj('') m.setWKTProjection(mswkt) lyr = layerObj(m) lyr.setWKTProjection(mswkt)