我正在编写一个Python代码以读取一个多边形形状文件中的点,并将它们保存在一个点形状文件中。
首先,我创建了一个文本文件,并将点(x,y)存储在该.txt文件中。然后我试图从文本文件创建一个点形状文件,但出现了错误。
以下是代码(仅最后一部分):
creat point shape-file from text file
import fileinput
import string
import os
env.overwriteOutput=True
outpath="C:/roadpl"
newfc="newpoint.shp"
arcpy.CreateFeatureclass_management(outpath, newfc, "Point")
infile="C:/roadpl/roadL5.txt"
cursor=arcpy.da.InsertCursor(newfc, ["SHAPE@"])
array=arcpy.Array()
for line in fileinput.input(infile):
X, Y=string.split(line, " ")
array.add(arcpy.Point(X,Y))
cursor.insertRow([arcpy.Point(array)])
fileinput.close()
del cursor
这里是错误:
Traceback (most recent call last):
File "C:\Lab5\P_Code_L5", line 49, in <module>
point.X, point.Y = line.split()
File "C:\Program Files (x86)\ArcGIS\Desktop10.1\arcpy\arcpy\arcobjects\_base.py", line 87, in _set
return setattr(self._arc_object, attr_name, cval(val))
RuntimeError: Point: Input value is not numeric