mswkt = '''PROJCS["CH1903 / LV03C-G",GEOGCS["CH1903",DATUM["CH1903",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[660.077,13.551,369.344,2.484,1.783,2.939,5.66]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4149"]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",46.9524055555556],PARAMETER["longitude_of_center",7.43958333333333],PARAMETER["azimuth",90],PARAMETER["rectified_grid_angle",90],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","21782"]]''' m = mapObj('') m.setWKTProjection(mswkt) lyr = layerObj(m) lyr.setWKTProjection(mswkt)