thanke you here is my skript :
I think something is missing or my script is wrong .
def __init__(self):
"""Setup arcpy and the list of tool parameters."""
self.params = arcpy.GetParameterInfo()
self.params[2].filter.list = ["DHDN Soldner Berlin", "GCS_WGS_1984", "WGS 1984 auxiliary sphere", "ETRS 1989 ]
if self.params[2].filter.list[0] == "DHDN Soldner Berlin":
arcpy.Project_management(input_shp, new_shp, "C:\Users\\eElhajou\\MEINE_DATEN\\koordinates\\DHDN Soldner Berlin.prj"")
elif self.params[2].filter.list[1] == "WGS 1984":
arcpy.Project_management(input_shp, new_shp, "C:\Users\\eElhajou\\MEINE_DATEN\\koordinates\\GCS_WGS_1984.prj")
elif self.params[2].filter.list[1] == "WGS 1984 auxiliary sphere":
arcpy.Project_management(input_shp, new_shp, "C:\Users\\eElhajou\\MEINE_DATEN\\koordinates\\WGS 1984 Web Mercator (auxiliary sphere).prj")
elif self.params[2].filter.list[1] == "ETRS 1989":
arcpy.arcpy.Project_management(input_shp, new_shp, "C:\Users\\eElhajou\\MEINE_DATEN\\koordinates\\ETRS 1989 UTM Zone 33N 7stellen.prj")
return
i hope someone help me