arcgis python 标注

import arcpy
mxd = arcpy.mapping.MapDocument("current")
lyr = arcpy.mapping.ListLayers(mxd)[0]
lyr.showLabels = True
lyr.labelClasses[0].expression  ="[Name]"
arcpy.RefreshActiveView()
arcpy.RefreshTOC()

 

来源：https://www.cnblogs.com/gisoracle/p/11354820.html