A site-package created by Esri to expose GeoProcessing from ArcGIS to Python.

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4
votes
2answers
964 views

Updating ArcMap links to ArcSDE Geodatabase feature classes?

I've seen questions about attemting to repair a .mxd file with broken links. What I would like to do is get ahead of this issue and "fix" it before it becomes a problem. I have my data in an ArcSDE ...
4
votes
3answers
1k views

Automatically creating 2D-point features for ArcGIS Desktop from addresses in SQL database?

I currently have an SQL-Table which contains our buildings. I already added the table and now want to create features ( 2D-Points ) from that information. The biggest problem I have is that the ...
4
votes
2answers
72 views

SQL MAX Subquery in arcpy.MakeFeatureLayer_management

I am having an issue with subsequent subqueries in making a feature layer in arcpy. My table has fields: OBJECTID, pointid (long), grid_code (double) I can successfully extract MAX(grid_code), ...
4
votes
1answer
46 views

Change entire label style after certain extent

I need to design a dynamic label in ArcMap that changes its entire style after a certain zoom extent. The research I've done suggests to me that there is currently no way to use VBscript to manipulate ...
4
votes
1answer
52 views

ARCGIS Calculate Value Tool - Always returns same value

I want to check if an environmental shapefile was generated from a previous process. I utilized the Calculate Value tool in Modelbuilder but the problem is that no matter if this Wetlands layer ...
4
votes
1answer
42 views

Arcpy and multiprocessing not working

I want to utilize multiprocessing within my arcpy scripts but my first test has run into a problem which I don't understand. I'm running the script in the python window: import arcpy from ...
4
votes
1answer
41 views

Using findAndReplaceWorkspacePaths to change picture path element- ArcPy

Picture element, in 60 MXD files, disappear and there only blanked rectangle instead. I know one way to solved it, by go to the picture properties-->picture tab. But i try to find a way do it with ...
4
votes
1answer
212 views

Managing environment variables in arcpy?

The Arcpy documentation seems to suggest that when writing python scripts that utilize/modify variables in arcpy.env, you should wrap everything in a bunch of try/except/(finally) loops with custom ...
4
votes
1answer
214 views

Match features that are spatially similar with ArcGIS?

I'm hoping there might be a way to match features from one feature class to features of another feature class that are the most spatially similar. I have two datasets representing the same thing that ...
4
votes
2answers
246 views

How to Parse Unique Address Data

I'm trying to parse some funky address data into separate fields either using ArcMap's Field Calculator or a Python Script. Currently, my address data including street number, street name, and ...
4
votes
2answers
242 views

How to randomly move points?

I have a feature class with a large amount of points. My purpose is to randomly move these points to see what happens as a result. Are there specific tools or Python programming methods to accomplish ...
4
votes
2answers
237 views

arcpy.da.SearchCursor ignores the where_clause parameter?

I'm trying to use arcpy.da.SearchCursor to go through records in a feature class stored in a SQL SDE database. I do so through a feature layer (created in arcpy) called "unit_lyr". When I run the ...
4
votes
1answer
65 views

Is it possible to set data source of ArcMap MXD via replica MXD on remote server?

I have two ArcGIS Server instances, one is development and the other is production. I've copied the MXDs and .msds from my ArcGISServer folder on server one to server two for back up. Instead of ...
4
votes
2answers
200 views

How to check for corrupted raster data?

I am working with thousands of tiled (2km x 2km) 4-band NAIP images. When I diced the images in Erdas, the program corrupted many of the tiles. The screenshot shows an example of one of the ...
4
votes
1answer
304 views

Create conditional to check if raster has value

I have a problem with this code: ac = ExtractByMask(raster, "area.shp") arcpy.RasterToPoint_conversion(ac, "point.shp", "VALUE") The problem is that sometimes the raster has no value. (It's a flow ...
4
votes
1answer
170 views

Arcpy Cell Statistics - maximum number of input rasters

I am running cell statistics in arcpy. Essentially I am summing together a folder of grd files to create a new grd representing their sum This will eventually take place on a folder of 20,000 raster ...
4
votes
2answers
388 views

How to transfer attributes to thousands of local points from ArcSDE feature class with millions of polygons?

I have a set of points and a huge feature class with topographic information (OS MasterMap for who knows it). I'm talking millions of polygons huge. I want to transfer attributes of the polygons to ...
4
votes
1answer
5k views

Getting arcpy.AddMessage() to display message from script tool called from another script tool?

I am using a Python script tool within an ArcToolbox in ArcGIS 10.2. The script calls another python script tool while running but does not display the messages from the called script when using ...
4
votes
1answer
189 views

Is it possible to store a default symbology layer in an arcpy add-in?

Since arcpy is limited in how symbology can be manipulated, I was curious to know if a symbology layer can be stored in an arcpy add-in. Does anyone know if it is possible to store a .lyr file, or ...
4
votes
2answers
2k views

Append or merge consecutive line segments (contours) as one single line of the same elevation value

Is there a way using python (ArcPy) or ArcGIS 10.1 tools to collect consecutive line segments having the same elevation value and appending/merging/generating one single line from them? Each resulting ...
4
votes
2answers
1k views

How to efficiently check for feature overlaps with Arcpy?

In an effort to reduce processing time, I am looking for ways to pre-process data within my script. I have ~18,000 featureclasses with ~500 features each (all simple circle polygons) from which I want ...
4
votes
1answer
412 views

How to create Shapefile on ArcGIS Server side?

I am developing a script which gets an JSON array with point coordinates. This array is encoded to a python dictionary. From this I filter all points (latitude and longitude) and an ID. This ...
4
votes
1answer
374 views

How to set page size in ArcPy?

It is possible to set page size in ArcPy? I'm looking for any tricky way to set the page size, using pure Python or ArcPy. I'm using ArcGIS 10.1 for Desktop.
4
votes
1answer
1k views

Why can't I multiply two string fields in the Field Calculator by converting them to int() and float()

I'm using ArcGIS 10 and new at python scripting. I have a string field that I need to calculate by multiplying two other string fields. I can do it in python using two arbitrary values... CINPT1 = ...
4
votes
2answers
3k views

Getting values from attribute table and inserting another table using ArcPy?

I have line feature class of a river network and “FromTo” table. Lines are dissolved so they are not segmented from junctions. I need to write a Python script in ArcGIS to do following: Begin from ...
4
votes
1answer
525 views

String format for geodatabases in ArcPy scripts

Several ArcPy functions take strings as geodatabase identifiers. I've looked through the ESRI docs, but can't find a good reference for the various acceptable formats. I'm looking for examples of ...
4
votes
2answers
2k views

Python script to implement a batch import of CAD files into Geodatabase?

Does anyone know where I can get a python script that can do a batch import of CAD files into a Geodatabase. I have one I wrote here, but it is only able to import one CAD file at a time. It imports ...
4
votes
1answer
1k views

ArcPy performance issues with an UpdateCursor when sorting

I'm hoping that someone will be able to help me here. I have written a short ArcGIS Python script (mainly cobbled together from other examples) that sorts a feature class ascending based on two fields ...
4
votes
3answers
2k views

Converting *.xlsx datasheet with point feature data into POINT feature class using ArcPy?

I am trying to create a script tool to automate this process, eventually it will be used for batch processing but at the moment I can't even get test data to work. This is pretty basic at the moment, ...
4
votes
3answers
2k views

arcpy join field tool is not licensed

I am using ArcGIS and arcpy to process some shapefiles. When I try to use the function arcpy.JoinField_management() the program stops and Python says that the tool is not licensed. This confuses ...
4
votes
2answers
1k views

How to use Matplotlib in Python 2.6 installed by default ArcGIS 10.0 installation?

I am wondering if anyone has successfully run Matplotlib with the default installation of Python 2.6 that comes Arcgis 10.0. It does not seem to work with the python version installed by Arcgis 10.0. ...
4
votes
2answers
657 views

ArcGIS Spatial Join Options Missing

The ArcGIS SpatialJoin online help page has a long list of match_options when joining data spatially, including HAVE_THEIR_CENTER_IN. However running the arcpy.SpatialJoin_analysis tool in Python ...
4
votes
2answers
4k views

Arcpy Insert Cursor not inserting all rows

Good morning all, I have a script here that takes data from a cross-tabulated non-spatial dataset where monthly values are stored in a single table row for a given year and linearizes those data so ...
4
votes
2answers
2k views

Dynamically change zoom level of overview map to fit with current extent in DDP

I am using DDP pages in a large mapset with pages ranging from 1:7500 to 1:130,000 and the overview map is zoomed out to far to see some of the smaller zones. Is it possible to set the overview map to ...
4
votes
1answer
876 views

Can I delete only tables, or only objects sharing a string of text, from a geodatabase?

I've got about 1000 tables in a geodatabse that I need to delete. They are named IntersectedBuffers_1, IntersectedBuffers_2, etc, and they're the only tables in the database. Could someone please ...
4
votes
1answer
6k views

How to add field in attribute table using ArcPy?

I have researched How to add attribute field to existing Shapefile via Python without ArcGIS? but could not implement it. Can give me examples of how to add field name in attribute table? I have ...
4
votes
4answers
724 views

Unable to save selected layer by attribute for ArcGIS Geoprocessing

I am troubles using the SelectLayerByAttribute() function for arcgis geoprocessing. I have a layer and I want to select everything that matches on a particular attribute. I call MakeFeatureLayer() ...
4
votes
1answer
855 views

Setting mask (halo) for labels in Python script?

I currently am writing a python script and using a lot of the arcpy mapping module functionality. I have been using the LabelClass of the arcpy mapping module to automate the display of labels with my ...
4
votes
4answers
755 views

Compressing map algebra outputs from ArcPy

When creating a raster map algebra output, is it possible to set its compression? I'm creating a model which generates many hundreds of rasters, and currently each is being stored without any ...
4
votes
2answers
980 views

Calculating spacing of polylines along transects using ArcPy?

I have a shapefile with a number of roughly parallel lines in it, and I want to calculate the spacing between these lines using a number of transects across the map. How should I go about this? I ...
4
votes
2answers
112 views

Python script that creates polygon feature class with given coordinates

Write a script that creates a new polygon feature class containing a single ( square ) polygon with the following coordinates: ( 0, 0 ), ( 0, 1,000 ), ( 1,000, 0 ), and ( 1,000, 1,000 ). ...
4
votes
1answer
81 views

Using UNC pathname with Calculate Field tool in ArcPy?

This question is different to Using Calculate Field to fix hyperlinks in ArcPy gives Cannot use VB for services? which was asked previously because it is using the Python parser specifically, rather ...
4
votes
2answers
72 views

Arcpy mapping text element reset

I am writing a script to create thousands of maps and I am trying to create a table that updates for every map. Basically an updating table of the information specific to each map. I have been trying ...
4
votes
3answers
293 views

ArcPy: Save and open mxd without closing ArcGIS

With Python Add-In Wizard I created a Button which: looks in a specific directory for the last created/modified folder (which is created with another tool) saves the current mxd with a new name in ...
4
votes
1answer
217 views

How to access the feature extent of a feature class using arcpy?

How can i access to feature extent of a feature class and change the extent using arcpy ?
4
votes
1answer
246 views

Moving a Map Service Group Layer out of a Group Layer with ArcPy

I am struggling to move web services (tiled basemaps) out of group layers into the data frame. I've used arcpy.mapping.ListLayers to compose a list of layers, then I've ascertained what is a group ...
4
votes
1answer
496 views

Running Python toolbox tool both standalone from other tools within same Python toolbox?

I have created a python toolbox for work that has two tools inside. These tools use the toolbox template and so have a init, getParameterInfo, etc. I want to be able to run one tool both stand alone ...
4
votes
1answer
149 views

What does InsertRow() return if the insert is not successful?

I have some basic code that inserts rows using an InsertCursor. oc = arcpy.da.InsertCursor(outputFC, someFields) for item in rowsForInsertCursor: tmp = oc.insertRow(item) del oc It seems the ...
4
votes
2answers
1k views

Converting Date field to string using ArcGIS for Desktop?

I'm working with two data sets that require a compound key to join or relate. The two fields are: 'Node_ID' which is a long integer field referring to a particular electrical substation [887932] ...
4
votes
3answers
404 views

Maximum number of shapefiles for merge tool?

I have over 180,000 shapefiles that I have to merge (or append) into a final shapefile. I have written a python script to do so which uses the acrpy.append_management tool. However the runtime is too ...