from mapscript import mapObj,layerObj
wkt = '''PROJCS["South_America_Equidistant_Conic",GEOGCS["GCS_South_American_1969",DATUM["South_American_Datum_1969",SPHEROID["GRS_1967_Truncated",6378160,298.25]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Equidistant_Conic"],PARAMETER["False_Easting",0],PARAMETER["False_Northing",0],PARAMETER["Central_Meridian",-60],PARAMETER["Standard_Parallel_1",-5],PARAMETER["Standard_Parallel_2",-42],PARAMETER["Latitude_Of_Origin",-32],UNIT["Meter",1],AUTHORITY["EPSG","102032"]]'''
m = mapObj('')
m.setWKTProjection(wkt)
lyr = layerObj(m)
lyr.setWKTProjection(wkt)