ARCGIS中Python实现按属性字段批量掩膜提取

ARCGIS中Python实现按属性字段批量掩膜提取

import arcpy

import string

from arcpy.sa import *

try:

  raster = arcpy.GetParameterAsText(0)

  clip_feat = arcpy.GetParameterAsText(1)

  field = arcpy.GetParameterAsText(2)

  outworkspace = arcpy.GetParameterAsText(3)

   for row in arcpy.SearchCursor(clip_feat):

     mask=row.getValue("Shape")

     outPath=outworkspace+"\\"+str(row.getValue(field))

     outExtractByMask = ExtractByMask(raster,mask)

     outExtractByMask.save(outPath)

except arcpy.ExecuteError:

    print arcpy.GetMessages()