# 需要導入模塊: import arcpy [as 別名]# 或者: from arcpy importDelete_management[as 別名]def_CheckCreateGDBProcess(self):try:# If user param is to overwrite GDB, then delete it firstifself.overWrite.upper() =="YES":ifarcpy.Exists(self.end_db)==True: arcpy.Delete_management(self.end_d...
path.join(outgdb, desc["baseName"]) arcpy.CopyFeatures_management(infc, outfc) 使用游标(cursor)访问数据 游标是一个数据库用于访问表(table)中的一组记录或者操作此记录,表中的记录也称作行(rows)。 游标有三种类型:搜索,插入和更新。分别创建于arcpy.da模块的arcpy.da.SearchCursor, arcpy.da.InsertCursor...
if arcpy.Exists(p_fc2): arcpy.Delete_management(p_fc2) arcpy.Copy_management(p_fc,p_fc2) if arcpy.Exists(l_fc2): arcpy.Delete_management(l_fc2) arcpy.Copy_management(l_fc,l_fc2) # Perform the move with arcpy.da.UpdateCursor(p_fc2, ["SHAPE@XY"]) as cursor: for row in cursor: ...
arcpy.DeleteFeatures_management("C:\Users\yao\Documents\ArcGIS\Default.gdb\地级市") except arcpy.ExecuteWarning: print arcpy.GetMessages()运行结果如下: 执行: DeleteFeatures C:\Users\yao\Documents\ArcGIS\Default.gdb\地级市开始时间: Thu Oct 13 16:46:30 2011WARNING 000117: 警告: 生成的输出为空...
arcpy.Delete_management(copy)except:passforfinflds: self.assertTrue(finest)pass 開發者ID:NERC-CEH,項目名稱:arcapi,代碼行數:18,代碼來源:arcapi_test.py 示例3: testjoin_using_dict ▲點讚 6▼ # 需要導入模塊: import arcpy [as 別名]# 或者: from arcpy importCopyFeatures_management[as 別名]def...
arcpy.DeleteFeatures_management(alline) arcpy.Merge_management([line, tmp],alline) 最后实现将所有的最短路径合并。如果有机会将利用arcpy的相关工具制作一下add-in插件,使使用者用起来更加便捷。 转载自:https://blog.csdn.net/ldl250058/article/details/82147226...
arcpy.DeleteFeatures_management('test')# 删除多余的字段arcpy.DeleteField_management(in_table=featurename,drop_field=['INTERSECT','TARGET_FID'])[0]# 增加计数字段,设定为图层名arcpy.AddField_management(featurename,fc,'LONG')[0]# Process: 计算字段 (计算字段)arcpy.CalculateField_management(in_table...
.CopyFeatures_management() .Point() .CreateFeatureclass_management() .ExecuteError() .Array() .Delete_management() Related Methods datetime.datetime() time.sleep() os.remove() datetime.timedelta() sys.version_info() json.loads() random.choice() collections.OrderedDict() a...
arcpy.Delete_management("roadbuffer") 显式指定文件夹中的所有要素文件 env.workspace ="F:/map"fcs = arcpy.ListFeatureClasses("*","polygon")#寻找所有面矢量文件forfcinfcs:printfc.encode("utf-8")#含中文输出UTF-8 显示矢量文件中所有字符串类型的字段名 ...
这些操作可以通过ArcPy的`CreateFeatureClass_management`、`UpdateCursor`、`DeleteFeatures_management`等函数实现 4.地图自动化: - ArcPy还可以用于地图的自动化生成,如批量生成地图、更新地图布局等 这些操作可以通过ArcPy的`Mapping`模块实现 四、ArcPy的高级应用:游标对象 在ArcPy中,游标对象(Cursor Object)是处理GIS...