>>> import arcpy >>> arcpy.AddField_management("c:/data/Portland.gdb/streets", "LENGTH_MILES", "TEXT") >>> arcpy.CalculateField_management("c:/data/Portland.gdb/streets", "LENGTH_MILES", "!shape.length@miles!", "PYTHON_9.3") >>> arcpy.FeatureClassToFeatureClass_conversion("c:/data...
arcpy.AddField_management("c:/data/Portland.gdb/streets","LENGTH_MILES","TEXT")arcpy.CalculateField_management("c:/data/Portland.gdb/streets","LENGTH_MILES","!shape.length@miles!","PYTHON_9.3")arcpy.FeatureClassToFeatureClass_conversion("c:/data/Portland.gdb/streets","Database Connections/MyS...
>>> import arcpy >>> arcpy.AddField_management("c:/data/Portland.gdb/streets", "LENGTH_MILES", "TEXT") >>> arcpy.CalculateField_management("c:/data/Portland.gdb/streets", "LENGTH_MILES", "!shape.length@miles!", "PYTHON_9.3") >>> arcpy.FeatureClassToFeatureClass_conversion("c:/data...
The feature class name will have a prefix of 'nasisProject.' This feature class is used by the 'requestGeometryByMUKEY' function to write the polygons associated with a NASIS project. fieldDict ={field:(fieldType,fieldLength,alias) fieldDict = {"mukey":("TEXT",30,"Mapunit Key"),"...
arcpy.env.workspace=rC:\path\to\your\geodatabase.gdb #创建要素类 arcpy.CreateFeatureclass_management(workspace,new_points, POINT) #添加字段 arcpy.AddField_management(new_points,Name,TEXT,,,50) arcpy.AddField_management(new_points,Population,LONG) #插入数据 witharcpy.da.InsertCursor(new_points,[...
比如裁剪(clip),缓冲区(buffer),要素类转要素类(feature class to feature class),添加字段(add field)等等。在脚本中你也可以执行ArcToolbox中的所有工具。作为一名程序员需要记住能够使用的工具取决于当前ArcGIS桌面软件的许可级别。创建一个Python脚本执行ArcToolbox中的工具可实现地理处理任务自动化。
arcpy.AddError(outname) 開發者ID:simonscheider,項目名稱:mapmatching,代碼行數:38,代碼來源:mapmatcher.py 示例14: merge_feature_class ▲點讚 5▼ # 需要導入模塊: import arcpy [as 別名]# 或者: from arcpy importDelete_management[as 別名]defmerge_feature_class(merges, out_fc, cleanUp=True):""...
arcpy.AddError(outname) 开发者ID:simonscheider,项目名称:mapmatching,代码行数:38,代码来源:mapmatcher.py 注:本文中的arcpy.FeatureClassToFeatureClass_conversion方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考...
ArcGIS10中的Python&ArcPy使用指南4
实践:使用multiprocessing.Pool中的map或imap方法可以很容易地将循环操作转换为并行迭代。 替换集合为迭代器/生成器: 概念:在多进程场景下,使用迭代器和生成器可以节省内存并提高效率,因为它们按需产生数据而不是一次性加载所有数据到内存中。 实践:可以使用生成器表达式或者定义一个生成器函数来创建迭代器。