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

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6
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1answer
3k views

Is there a way to delete a raster using arcpy / ArcGIS 10.0?

I'm trying to find a way to delete a raster dataset (in any format) using arcpy. As it is now I have been writing custom functions for each file type (eg, delete directory and pyramids for grids, ...
6
votes
1answer
3k views

Changing text element font size using ArcPy?

I need my script to change the font size of a text element if the string is too long to fit in the title section of the map. I've looked into it using ArcPy, but haven't had any luck. Does anyone ...
6
votes
1answer
525 views

How to add Attributes to a polygon with arcpy

I have a question about arcpy. I want to create a polygon FeatureClass with attributes. The code below is just test-code that generates some polygons for speed testing. I want to add some additional ...
6
votes
2answers
334 views

Build Network Dataset with python comtypes

I know this isn't possible in arcpy, so I thought I'd give it a stab using comtypes. I am trying to translate some of the VB.NET code to create a network dataset from the help docs: http://resources....
6
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2answers
624 views

Possible to Call ArcPy Script From AddIn in ArcGIS 10.0?

Is it possible to call an ArcPy script from a Java/.Net addin in ArcGIS 10.0?
6
votes
1answer
4k views

How to find and delete identical points?

I recently performed Integrate on a merged point feature class in ArcGIS 10.1. I specified "1 meter" XY tolerance for the Integrate command. The resulting point feature appears to be what I want ...
6
votes
1answer
3k views

Copy a polygon geometry in Arcpy

This to me sounded very simple so I am probably missing something basic here. What I need to do is to create a copy of a polygon shapefile to a new shapefile with slightly different attributes. Where ...
6
votes
2answers
2k views

How to check if domain already exists?

I am trying to check the existence of domains in my file geodatabase which contains 4 domains (automatically populated after I created some annotation feature classes). My code is as follows: import ...
6
votes
2answers
3k views

Using SearchCursor to access & export values in a raster table

I am desperately trying to export the values in a raster table to a .txt file. I've seen some other folk post about this, but for some reason can't get the code to work in my case. I have a raster, ...
6
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1answer
127 views

Geoprocessing in violated convention environments (Microsoft Windows)

Our MapInfo and ArcGIS users have self managed file shares. I do my best to educate our users about windows naming conventions but years of violating basic conventions and personalities that don't ...
6
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2answers
1k views

Assign point IDs to respective start and end attributes of a polyline

I have two shapefiles, Point and Polyline. I'm trying to populate my polyline layer with the point data ID (systemID) where the lines start to where they end; eg. create two columns (from and to). The ...
6
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4answers
3k views

How to get arcpy to work with Anaconda?

I am trying to follow the step-by-step directions in the answer to "how to separate Python installation with ArcGIS" but cannot find the path file, DTBGGP64.pth, in C:\Python27\ArcGIS10.2\Lib\site-...
6
votes
2answers
5k views

How can you alter label styles (font, color, size, etc.) using Python scripting? (ArcGIS 10.2)

I am trying to write a python macro that will automate the process of labeling points in a layer based on different types of apartments. For example, one style of apartments would have a blue square ...
6
votes
2answers
3k views

Is there a way to use ArcPy module in the python shell that is not with ArcGIS?

I have ArcGIS 10.2 installed on my machine. When ArcGIS was installed, python 2.7.3(32 bits) was also installed. I need python 2.7.5 64bits for some gdal functions. So I installed python 2.7.5 64bits ...
6
votes
2answers
629 views

What are the alternatives to ArcMap's Report Wizard?

I have a polygon layer which has lots of attributes, and I'd like to create a report template which summarises these attributes for individual polygons. That is, the user will select a polygon from ...
6
votes
1answer
702 views

Pull Data from Specific Excel Cell into ArcPy

I am new to Python and ArcPy, and wish to create a short script that pulls in a value from one specific Excel worksheet cell (namely, A2) and then performs an 'if' statement, whereby if the value of ...
6
votes
2answers
323 views

What technology is used behind arcpy cursors?

I'm using ArcGIS Server 10.0. I have a geoprocessing using arcpy search, update and insert cursors. I'd like to know more about the technology behind these cursors. Does it use any driver or pool to ...
6
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2answers
2k views

How to create Network Dataset for Network Assistant using ArcPy?

Is it possible to create a network dataset with ArcPy to be used with the network assistant? In the documentation I found the Build Network and Dissolve Network functions, but it looks like both ...
6
votes
1answer
1k views

Labeling one to many relationship class using ArcGIS for Desktop?

I’ve created a feature class with a one to many relationships to a table. One point many classes. However I want to label the point with the classes attributes. Esri wrote VB solution but it's ...
6
votes
3answers
384 views

Are there any open source Python modules compatible with arcpy that will allow complex SQL queries?

I am trying to handle string (non-geometry) duplicates in a large attribute table of a shapefile without having to convert to gdb and back or connect to a postgres db. I need to be able to use a count ...
6
votes
1answer
547 views

Why does tool take longer to run when in Python script?

I have written a python script that does some euclidean allocation. For that I use arcpy.gp.EucAllocation_sa() method. Now, my python script takes 30-40% extra time than spatial analyst euclidean ...
6
votes
2answers
4k views

Batch conversion of netCDF to Raster in ArcGIS using Python

I'm having trouble using the Dimension Values (Optional) argument in arcpy.MakeNetCDFRasterLayer_md. Whatever I seem to do the output raster is always the first layer which is the default value. ...
6
votes
2answers
729 views

Using Python, Batch Project output won't drop into feature dataset?

When attempting to batch project in ArcGIS 9.3 or 10 (using either arcpy or arcgisscripting), I cannot get my geoprocessing results to drop into the feature dataset that I specify. The results ...
6
votes
2answers
1k views

Inserting table record without geometry into feature class using Python?

I am working with ArcGIS and Python and trying to append table rows into a feature class. You cannot use append and you cannot just make a table view of the feature class and then try to append it ...
6
votes
3answers
1k views

Is anyone successfully using arcpy.ExportMetadata_conversion?

I don't know if it is a bug or my lack of python skills, but I keep getting 'ERROR 000816 The tool is not valid' in my python script when I call ExportMetadata_conversion Initially, I was attempting ...
6
votes
2answers
147 views

Changing grid interval using ArcPy?

I work with ArcGIS 10.3 (Python 2.7.8) and I need to change the grid interval in 70 MXD's. I tried to find Python code that can do it. Currently, the interval in each MXD is 200 meters and I need to ...
6
votes
2answers
847 views

Can a folder connection in ArcMap Catalog window be added using Python?

I have created a set of general scripting tools for map automation, etc. In one of my tools a geodatabase is created in the workspace folder the script points to. Just out of curiosity, is there any ...
6
votes
1answer
316 views

Python in ArcGIS: How to add a space between upper and lowercase letters in TOC

I'd like to use python to update the TOC by adding a space (white space) for layer names that are like this: "BoundaryBuffer" or "WaterEdge" and replace them with "Boundary Buffer" or "Water Edge". ...
6
votes
1answer
534 views

How to draw shapes with highest possible decimal accuracy

I am trying to read input of lat and long to draw the shape based on condition.The input is standard array of lat and long with 15 decimal accuracy. I am realizing - I am loosing some decimal accuracy ...
6
votes
2answers
3k views

Segment road network line shapefile into new equal length segments line shapefile?

I would like to subdivide a road network for an entire state into segments of equal length. So, Highway X would be divided into 0.5 mile segments, with a record for each segment, and Highway Y would ...
6
votes
2answers
138 views

Spatial Join Yielding NULL values in ArcPy?

I'm writing an automated script to do some data processing of address points. One stage of the process is to retrieve 19 fields of information from various polygon layers that the Address Points are ...
6
votes
2answers
525 views

Can ArcPy fill forms in Add-in interface?

I'm trying to build an ArcPy tool, which will ask the user to input some information (ID, Name, Address, Zip, etc.) first. My add-in interface is shown below, and hope to implement that once the user ...
6
votes
1answer
625 views

ModelBuilder: How to extract data by date, export to separate tables and interpolate tables to rasters

I've been using ArcGIS for a couple years, but when it comes to model builder I've only worked with very simple models. I'm hoping someone that is much smarter than myself can help me in building a ...
6
votes
1answer
233 views

Why do ECWs go missing when exporting MXD to PDF with ArcPy?

I'm trying to export some MXD maps to PDF with arcpy (ArcGIS 10.1). Everything works fine and dandy except for ECW images, which don't appear in the PDF. However, when I execute the same code from the ...
6
votes
2answers
347 views

Increasing search radius of nearest neighbors for Nibble tool?

I am working with a raster map vegetation types. I have about 20 types with unique raster code values that can be sorted into three classes: vegetation types I want to expand using the nibble ...
6
votes
1answer
1k views

Why are results from Python tool not in Results window?

I am relatively new to ArcPy 10. and I want to return the list of feature class from a dataset. I can see them through the message, but cannot see them from the result window. Actually there are only ...
6
votes
5answers
3k views

How to interpolate points along a line in Python for ArcGIS 9.3?

I am building a Python geoprocessing script for ArcGIS 9.3. In the script, I have a simple LINE feature class with one row, one line. How can I use a linear referencing system to interpolate a point ...
6
votes
2answers
2k views

Python script using SAGA and arcpy for converting 'on the fly' LAS point cloud to shapefile?

Summary: I have created a process to import a LAS point cloud, clip it, select the ground points and save the output as an XYZ.txt for clients to use. This uses a python based script (will become a ...
6
votes
1answer
105 views

Automatic creation of polygons from Feature Class points in ArcGIS for Desktop?

I have two point feature classes, let's call them A and B. They are well-spaced and the points are non-overlapping: My objective is to create a topology using these two sets of points by connecting ...
6
votes
1answer
230 views

Is setting the env.workspace var necessary for python add-in buttons in ArcMap?

I made a custom add-in for ArcMap (10.2 in my case) and was reviewing my code with a colleague. We're not sure if the setting the workspace is required in the code since the button's script is only ...
6
votes
1answer
239 views

Add raster paths to shapefile with Python (ArcGIS)?

I have a problem and maybe someone is able to help me or give me some hints how to start. Situation: I have a lot of raster and of every raster I have the center coordinate. Out of this coordinate I ...
6
votes
3answers
2k views

Merge Spatially Coincident Features in the Same Feature Class

I need a way to programatically merge grid cells (polygon 15x15m) that are directly on top of each other and add together some of their attributes. I am working in ArcGIS 10.1 with the data stored as ...
6
votes
3answers
807 views

Finding centerline of peninsula?

Given a peninsula stretching north south and the two coast lines connecting in the south, I want to find out which is the place, or rather line, which is furthest away from both coastlines on the ...
6
votes
1answer
269 views

Is it possible to install ArcPy on a server for use in a geoprocessing web application?

I have a website on my intranet and would like to add some geoprocessing tools to it with Python. Many Users will not have Arc installed on their machines, so I think I need to have the scripts set ...
6
votes
2answers
2k views

Calculating average slope along line using ArcGIS Desktop?

I have a slope layer and I want to calculate the average slope along a line. This line isn't necessarily straight (e.g its a route, I would like to be able to input geographic coordinates along that ...
6
votes
2answers
3k views

Installing ArcGIS 10 with Python(x,y)

EDIT 10/20/2011: The problem I was having below was caused by trying to install Python(x,y) after ArcGIS 10. I got a new machine yesterday and instructed IT to install Python(x,y) 2.6.5.3 (has ...
6
votes
1answer
1k views

ArcObjects C#: Create Random Points fails with ERROR 999999: Error executing function

I am having trouble running some ArcObjects C# code that calls create random points. I would not be doing this in ArcObjects, but I am suffering with the same issue using Arcpy as seen here: http://...
6
votes
2answers
240 views

Calculate walking time on existing paths (hiking) in ArcGIS

I would like to calculate the walking time on existing paths in ArcGIS (hiking trails). I have a dem of my area (30px cell size) and I consider that the slope is the main factor which affect the ...
6
votes
1answer
85 views

Is the column order returned by arcpy.ListFields() always the same?

I'm using arcpy.ListFields() to get a list of fields in my Feature Class. Based on my limited testing of several geodatabases and tables, the order of fields returned is the field order specified in ...
6
votes
1answer
85 views

Ordering tool display within a Python Toolbox

I have created a python toolbox containing a number of classes which define the various tools within. As these classes are part of a workflow in which the tools are to be executed sequentially using ...