mswkt = '''PROJCS["NAD27 / New Brunswick Stereographic (NAD27)",GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","NTv2_0.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]],PROJECTION["Oblique_Stereographic"],PARAMETER["latitude_of_origin",46.5],PARAMETER["central_meridian",-66.5],PARAMETER["scale_factor",0.999912],PARAMETER["false_easting",1000000],PARAMETER["false_northing",1000000],UNIT["foot",0.3048],AUTHORITY["EPSG","5588"]]''' m = mapObj('') m.setWKTProjection(mswkt) lyr = layerObj(m) lyr.setWKTProjection(mswkt)