arcgispython基础_arcgis入门教程中文版

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ArcPy 基础教程

2015 年 4 月

文章目录

Python 入门 .................................................................................................................................................................. 1

访问工具 ....................................................................................................................................................................... 1

导入 ArcPy .......................................................................................................................................................... 1

通过 Python 使用工具 ..................................................................................................................................... 4

在 Python 中使用地理处理服务 .................................................................................................................... 8

使用 Python 添加工具箱 ...............................................................................................................................11

通过 Python 使用函数 ...................................................................................................................................12

通过 Python 使用类 .......................................................................................................................................14

通过 Python 使用环境设置 ...........................................................................................................................15

了解消息类型和严重性...................................................................................................................................18

使用 Python 处理错误 ...................................................................................................................................22

使用 Python 设置数据的路径.......................................................................................................................28

列出工具、工具箱及环境设置 ......................................................................................................................28

在 Python 中访问许可和扩展模块 ..............................................................................................................30

在 Python 中处理数据集.........................................................................................................................................33

创建数据列表 ..........................................................................................................................................33

使用多值输入 ..........................................................................................................................................38

将输入字段映射到输出字段 .................................................................................................................39

将 Python 脚本计划为在预定时间运行.............................................................................................43

在 Python 中访问地理数据 ....................................................................................................................................43

描述数据 ..................................................................................................................................................43

使用字段和索引 ......................................................................................................................................46

使用空间参考类 ......................................................................................................................................47

处理要素集和记录集 .............................................................................................................................49

检查数据是否存在..................................................................................................................................52

使用 Python 指定查询 ..........................................................................................................................53

使用 Python 处理游标 ..........................................................................................................................54

在 ArcGIS 中使用 NumPy ....................................................................................................................67

将几何对象与地理处理工具配合使用 ................................................................................................70

在 Python 中验证表和字段名称 .........................................................................................................72

使用 ArcSDE 连接执行 SQL .................................................................................................................74

使用 Python 模块扩展地理处理 ............................................................................................................................80

通过 Python 模块扩展地理处理 .........................................................................................................80

Python 模块的国际化 ............................................................................................................................84

ArcPy 简介 ..................................................................................................................................................................89

什么是 ArcPy？ ................................................................................................................................................89

ArcPy 基本词汇 ................................................................................................................................................89

ArcPy 快速浏览 .................................................................................................................................................90

ArcPy 函数 ...................................................................................................................................................................93

ArcPy 函数列表 .................................................................................................................................................93

- II -

游标 ....................................................................................................................................................................95

InsertCursor (arcpy) .................................................................................................................................95

SearchCursor (arcpy)................................................................................................................................96

UpdateCursor (arcpy) ..............................................................................................................................98

ArcPy 类 .......................................................................................................................................................................99

ArcPy 类列表（按字母顺序） .......................................................................................................................99

游标 ..................................................................................................................................................................101

Cursor (arcpy) .........................................................................................................................................101

Row (arcpy) .............................................................................................................................................104

异常 ..................................................................................................................................................................105

ExecuteError (arcpy) ..............................................................................................................................105

ExecuteWarning (arcpy) ........................................................................................................................106

要素集/记录集 ................................................................................................................................................106

FeatureSet (arcpy)..................................................................................................................................106

RecordSet (arcpy) ...................................................................................................................................108

字段 ..................................................................................................................................................................109

Field (arcpy) ............................................................................................................................................109

FieldInfo (arcpy) .....................................................................................................................................111

FieldMap (arcpy) ....................................................................................................................................114

FieldMappings (arcpy) ...........................................................................................................................118

常规 ..................................................................................................................................................................122

ArcSDESQLExecute (arcpy) ....................................................................................................................122

Array (arcpy) ...........................................................................................................................................128

env (arcpy) ..............................................................................................................................................130

Extent (arcpy) .........................................................................................................................................134

Index (arcpy) ...........................................................................................................................................140

NetCDFFileProperties (arcpy) ................................................................................................................141

RandomNumberGenerator (arcpy).......................................................................................................144

Raster (arcpy) .........................................................................................................................................145

Result (arcpy)..........................................................................................................................................149

SpatialReference (arcpy) .......................................................................................................................153

ValueTable (arcpy) .................................................................................................................................158

几何 ..................................................................................................................................................................161

Geometry (arcpy) ...................................................................................................................................161

Multipoint (arcpy) ..................................................................................................................................177

Point (arcpy) ...........................................................................................................................................193

PointGeometry (arcpy) ..........................................................................................................................199

Polygon (arcpy).......................................................................................................................................215

Polyline (arcpy) .......................................................................................................................................231

Geostatistical Analyst（地理统计分析）.....................................................................................................247

CrossValidationResult (arcpy) ...............................................................................................................247

GeostatisticalDatasets (arcpy) ..............................................................................................................251

SearchNeighborhoodSmooth (arcpy) ...................................................................................................255

III

SearchNeighborhoodSmoothCircular (arcpy) ......................................................................................257

SearchNeighborhoodStandard (arcpy) .................................................................................................259

SearchNeighborhoodStandardCircular (arcpy) ....................................................................................261

制图 ..................................................................................................................................................................263

Graph (arcpy) ..........................................................................................................................................263

GraphTemplate (arcpy)..........................................................................................................................269

参数 ..................................................................................................................................................................270

Filter (arcpy) ...........................................................................................................................................270

Parameter (arcpy) ..................................................................................................................................272

Schema (arcpy) .......................................................................................................................................277

Value (arcpy)...........................................................................................................................................280

数据访问模块 ...........................................................................................................................................................281

制图模块 ...................................................................................................................................................................316

Network Analyst 模块 .............................................................................................................................................346

Spatial Analyst 模块.................................................................................................................................................346

类 ......................................................................................................................................................................347

Spatial Analyst 类概述 (arcpy.sa) .......................................................................................................347

模糊类 ....................................................................................................................................................347

模糊类概述 (arcpy.sa) .........................................................................................................................347

水平系数类 ............................................................................................................................................348

KrigingModel 类 .....................................................................................................................................359

领域类 ....................................................................................................................................................363

叠加类 ....................................................................................................................................................376

半径类 ....................................................................................................................................................380

重映射类 ................................................................................................................................................384

变换函数类 ............................................................................................................................................388

时间类 ....................................................................................................................................................425

地形类 ....................................................................................................................................................432

垂直系数类 ............................................................................................................................................446

运算符 ..............................................................................................................................................................470

地图代数运算符概述 (arcpy.sa) .........................................................................................................470

算数运算符 ............................................................................................................................................471

按位运算符 ............................................................................................................................................485

布尔.........................................................................................................................................................489

关系运算符 ............................................................................................................................................495

函数 ..................................................................................................................................................................505

ApplyEnvironment (arcpy.sa) ................................................................................................................506

时间模块 ...................................................................................................................................................................506

类别 ..................................................................................................................................................................507

EsriTimeDelta (arcpy.time) ....................................................................................................................507

TimeZoneInfo (arcpy.time) ....................................................................................................................508

函数 ..................................................................................................................................................................509