wkt = '''GEOGCS["S-JTSK/05 (Ferro)",DATUM["System_Jednotne_Trigonometricke_Site_Katastralni_05_Ferro",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],TOWGS84[572.213,85.334,461.94,4.9732,1.529,5.2484,3.5378],AUTHORITY["EPSG","1055"]],PRIMEM["Ferro",-17.66666666666667,AUTHORITY["EPSG","8909"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","5229"]]''' m = mapObj('') m.setWKTProjection(mswkt) lyr = layerObj(m) lyr.setWKTProjection(mswkt)