A site-package created by Esri to expose many ArcObjects to Python.

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686 views

ArcMap Crashes because of increasing memory usage

Hi I have this code and I tried to delete all the layers it creates to enhance it's performance...However ArcMap crashes after about 200+ files. I am new to the subject but I checked the internet for ...
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1answer
828 views

Creating a layer after using SelectLayerByAttribute_management

Is it possible to use an existent layer to do a selection by attributes without having to use MakeFeatureLayer_management first? Because I already have a layer with the same name as the feature class ...
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124 views

arcpy selectByLocation

EDIT: OK, added two lines to the code below including a projectAs(). When I start my mxd and run this code it selects a polygon. However, if I then pan to a new location - still within the bounds of ...
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1answer
281 views

Scaling DA UpdateCursor to large datasets?

I am currently having what appears to be a scaling issue with arcpy, da update cursors, and large file geodatabases. I have a piece of code that iterates through every feature in a feature class and ...
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1answer
170 views

Improve Python script logic/structure for erasing features with arcpy

EDIT: Too big a question, I think - so, to refine it: Please help me define (and therefore, research/learn how to use) the Pythonic concept for writing a script that can take one input variable, ...
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1answer
190 views

arcpy update cursor: can't connect to a database table

I am using updateCursor to retrieve some rows from a non spatial table using a connection of type "Spatial Database Connection" (That creates a .sde file) from ArcCatalog. However, it doesn't work, ...
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1answer
144 views

How do I obtain layout coordinates of features using arcpy?

I just read the topic about Convert point XY to page units XY using arcpy? but I didn't find a solution to my problem. I have a point layer file, I know coordinates in map view, I'd like to know ...
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2answers
563 views

How to write raster field values into attribute table using ArcPy?

Is it possible to use ArcPy (10 or 10.1 )to write raster field types into a featureclass? either SDE or filegeodatabase?. I'm hoping to use arcpy as means of automating the process of adding rasters ...
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1answer
119 views

How to Average neighboring county data and store in original?

I have data for several rain stations, i have averaged the data and given each county a value. Some counties have null values and I would like to pull the data from the all the bordering counties and ...
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1answer
223 views

arcpy: can I use SelectLayerByAttribute to compare fields from joined tables?

I can't figure out the syntax to select table records where one field's value exceeds that of another. The fields are from a pair of table views connected w/AddJoin(). One view is of a fgdb table and ...
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1answer
621 views

Make Table View with field_info Output

I am using Make Table View to copy data from one table to a table view object and in the process hide and/or rename some fields. When I output the data to a dbf it hides and/or renames the fields ...
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1answer
239 views

ArcPy: DDP Error in exporting only occurs with “SELECTED”

I'm trying to use DDP (Data Driven Pages) and am running into a problem. I'm using arcpy.SelectLayerByAttribute_management to select a series of records, and then trying to use the ...
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1answer
968 views

How to Export to PDF after zooming to extent of each feature that meets SQL where clause?

I realize that I've asked two similar questions recently, but following suggestions in the comment chain, I'll make this a separate question (separate as it is not the no output problem in ArcPy: ...
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1answer
181 views

Arcpy CreateUniqueName usage: keep original input names

This is a continuation of the question I asked here: At this point I'm really just trying to get everything in one place and keep the original shapefile basename. I'll tackle merging like-named ...
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1answer
160 views

How to query and display layer using ArcGIS Python script tool? [closed]

I have database which contains point shapefiles and raster files for 3 species. My aim is to develop a script tool that should have a search tab to enter the species name. also, a check box to select ...
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1answer
289 views

ArcPy error: Add Feature Class to Terrain. [closed]

I'm writing a script to convert lidar data (in .las format) into a terrain without going through all the clicking and so I can send it out to neighboring states with similar programs (I'm using ArcGIS ...
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1answer
1k views

add attributes to newly created shapefile from existing shapefile using arcpy

I have created a new shapefile and want to add shape attribute from another existing shapefile. It will be a recursive process with update of shape attributes of new shapefile (ofc) more than 2 times. ...
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1answer
206 views

Arctoolbox and python

I am trying to use arctoolbox and python so that the user can enter in parameters. In my script I have the following lines _StationInterval = arcpy.GetParameterAsText(0) I just want the user to be ...
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1answer
62 views

How to use in_field_map parameter of CreateCompositeAddressLocator_geocoding?

I would like to know if anyone who has worked with the CreateCompositeAddressLocator_geocoding method knows how the "in_field_map" parameter is formed?
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2answers
1k views

How to add field attribute values from line features to polygon features they pass through using ArcPy?

I have a set of polygons and I want to add a field with the name of the streets (from another feature class of streets) that are within each polygon. Using Select Features by Location, I select ...
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1answer
815 views

Using ArcPy to set field values for all features within each polygon of separate feature class?

I am trying to set a field value in one feature class (TRU) based on the value of a field in a separate feature class (DerivedBoundaries) that contains the first, using python in ArcGIS 10.1. I have ...
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1answer
96 views

sa.fill creates NoData raster in standalone script ArcMap 10.0

I am trying to put together a geoprocessing workflow in Python, and I've hit a stumbling block with sa.fill. When run as a standalone script, the tool produces a raster composed entirely of NoData ...
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1answer
290 views

Rectangle for Clip_management using arcpy

I want to draw an interactive rectangle on screen which should be used as the extent for clipping geometry for raster datasets. Any suggestion?
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1answer
167 views

Reading environment variables in arcpy

I have a script that tries to read from the arc environment using import arcpy tolerance = arcpy.env.XYTolerance as recommended here: ...
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2answers
924 views

pour point user click input over map for watershed delineation

I have a drainage density map and i want to interactively retrieve watershed by clicking a point on map. Once I zoomed to an area of interest and click the highest accumulation point of my choice then ...
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1answer
89 views

Change printer for a specific map document from Arcpy

Is it possible to change the printer for a particular map document from ArcPy? The mxd is saved with the default printer settings, and I know with the PrintMap() function one can specify the printer ...
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1answer
556 views

How to calculate field as cursor name?

First time dealing with cursor. I have lines intersecting polygons, I want to get a table with all attributes of the lines, add a field and calculate the field as the name of the polygon. I was able ...
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1answer
74 views

LASToMultiPoint_3d

Trying to use the arcgis python command LAStoMultipoint_3d as seen here. I'm running the code snippet against one of my LAS files. It creates a .shp, sbx, shp.xml, shx and dbf file. However, the ...
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2answers
621 views

Script to extract UTM Zone using Range and Meridian information

Hi Everyone, I am looking for a phython or php script that will accept the Range and Meridian values of a location and use it to identify the UTM zone. I have a table that comprises of Easting, ...
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1answer
432 views

Field Calculator Runs In IDLE (2.6.5) but not ArcGIS 10 SP3

just wondering if anyone else is having issues with the field calculator in ArcGIS 10 SP3. In the following code I do a pretty simple field calculation with a variable (an array) as one of the ...
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1answer
77 views

Is there a way to access ps.map in python?

i am wondering whether its possible using python interface to load layers and edit them in Print/Cartographic Composer without displaying, and finally export to PDF? something that can be done via ...
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1answer
147 views

Button that allows project search and zooms to site once executed

I am trying to create a button that will execute a Python script. I have limited Python experience. What we are trying to accomplish is to recreate these steps: Query on project Site and Radius ...
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1answer
1k views

ArcGIS Python Script Tool Validation: Control Overwrite Behavior

I'm creating a script tool to read the USGS earthquake GeoRSS feeds. It works fine as a script with hardcoded values. The script also works fine as a tool for creating a new feature class for a given ...
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2answers
2k views

Delete SDE feature class features with ArcPy

I'm working on a script that will empty my SDE database of all data. How would I go about deleting features from feature classes using ArcPy? I have an SDE connection created with a user that should ...
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2answers
392 views

ArcGIS Server GP Service: How to create a txt file or rename a dbf to txt in the “%SCRATCHWORKSPACE%”

My end goal is to get an excel (I'll probably just settle for .csv) file loaded from a silverlight app into my "%SCRATCHWORKSPACE%" for my gp service. I will be linear referencing the data onto a ...
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1answer
93 views

Other than the methods stated on the Desktop 10 Sharing Tools section, are there any other ways to distribute custom toolscripts?

Essentially I want to be able to distribute a custom script and it seems that I cannot create a .tbx file, so I looked into the other methods, but they are all only for Python modules it seems. What I ...
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1answer
238 views

Index out of range error when cleaning up variables

I'm running a script that parses points from a flat database structure into individual feature classes with related tables. A search cursor runs through and stores each field's data in a variable ...
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1answer
595 views

Creating bulk field aliases for several layers within same ArcSDE feature class using ArcPy? [duplicate]

I have an ArcMap with ~200 layers from the same sde feature class. After I finished adding all the layers it was brought to my attention that we need to add field alaises for the attribute table. ...
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1answer
149 views

How to select and update from multiple tables?

I have two feature classes which have common Valve ID #s. One table has multiple service connections with a unique number. I need to select all services linked to each valve and collect the ...
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1answer
2k views

Automate converting labels to annotation in ArcMap at multiple scales?

I need to be able to convert labels to Annotation feature classes at multiple scale levels for both address and street data. Similar in concept to generating tiled layers for a web service, I have 5 ...
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1answer
214 views

Odd behavior with arcpy.mapping.PublishMSDToServer

When I publish an MSD to ArcGIS Server 10.0 manually in ArcCatalog (through right-click context menu) or through the web interface, the service is created properly. When I use ...
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1answer
766 views

Hotlink vector/raster files to open in current workspace in ArcGIS 10 similar to Mapinfo

I want to add datasets to ArcMap and place them in a particular group layer by simply clicking on hotlinked polygons in a shape file. The same process is easy in MapInfo and I want to implement the ...
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1answer
350 views

Opening ArcCatalog to FGDB causes application to fall over

I have some python scripts I have written to create a lot of objects. I write these, in code, to a couple of FGDB's. If I happen to open ArcCatalog in one of these FGDB's, the application falls ...
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1answer
660 views

user select fields to be deleted in a feature class

How do I make the script below accept parameter arguments correctly in ArcGIS 10? I added it to a toolbox as a script, created parameter called Fields to be Deleted: and type as Field, but when I ...
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1answer
12 views

Properly setting Extents in Arcpy Using path

I am trying to set the extents of my processing using Arcpy, but when my processing is completed, there has been no change to the extents (it results in an extent that did not go as large as I ...
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0answers
10 views

Extract multiple grids from HDF with subset tool using ArcPy

This should be fairly simple thing but bugging me at the moment. I have ~5k HDF files in a folder with names: MOD11A1.A2001001.h24v05.005.2006343042921 and so on..... I have following which loop ...
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1answer
25 views

Python: how to set a different output folder

I want to transform some vectors to rasters in my folder but I have difficulties setting the output folder. The following code only allows me to output to the original database. I hope to output all ...
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0answers
30 views

Updating Field Mappings Parameter on table selection in Python Toolbox?

I am building a python toolbox with ArcPy and would like to associate an input feature class parameter with a field mapping, so that once user selects the input feature class the field map populates ...
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0answers
20 views

Sorting cursor made of Network Analyst outputs?

I have solved OD Cost Matrix analysis and I'm trying to access the results using da.SearchCursor with SQL sorting. The problem is that the result is not sorted at all. lines = ...
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2answers
26 views

add multiple rasters, each located a branch too deep in separate folders - ArcGIS

I have a year of daily raster datasets (365) that I would like to use the Cell Statistics tool on; however, each raster is located in a separate folder so I cannot add all of them at once. ie: ...