Tagged Questions

0
votes
0answers
61 views

python script to calculate and return values based on several conditions

I need to calculate and return the value "continuous" to those records in a polygon feature class with species records aggregated to a UTM grid considering the attributes are species name, grid code, ...
-1
votes
1answer
49 views

How can i draw a perpendicular line in a stream segment in a regular interval of 30m? [duplicate]

I have a stream segment which is polyline feature. Now I want to draw a line which is perpendicular to stream segment at a interval of 30m. How can i do it using python ? Do you have idea on this .
3
votes
0answers
43 views

Accessing arcpy functions from IronPython

I made a few python scripts to automatically optimize and publish my data.. Now i'm thinking about writing a .NET program to manage and run these scripts: the obvious way is invoking them in a ...
1
vote
2answers
57 views

Set Extents of MXD to new layer data source?

Alright here I go again this forum has been good to me. I add a layer and replace its data with a shapefile I created using the following bit of python: layer = ...
0
votes
1answer
29 views

Make Route with Python and network analyst in ArcGIS 10

Good Day, I'm having trouble debugging my python code to create a network analyst layer in ArcGIS 10.0. Basically when run from a script tool the code completes successfully without actually doing ...
0
votes
0answers
35 views

How specify a corridor minwidth?

I’m trying to make a corridor between two substations with ArcGIS, a macro corridor and a micro corridor. I have two questions in this respect and would be grateful for your suggestions. a) How can ...
1
vote
1answer
56 views

Setting More Than One Workspace

I have a number of tables that contain known values in a field. For example, I have a soil type table with one field in it. That field contains a list of known soil types. I have another table that ...
0
votes
1answer
52 views

How to buffer increasing/decreasing population zones?

I will find out the difference in population between year 2000 and 2013. I have a feature class file with the population in year 2000 and 2013 that are connected to the municipal number and that is a ...
1
vote
2answers
62 views

How to Add Shapefile with Symbology from Layer File to ArcMap MXD using ArcPy/Python?

Say I have a Shapefile: C:\DATA\points.shp A layer file: C:\SYMBOLOGY\symbology.lyr And a map document: C:\MAPS\map.mxd How can I add points.shp to map.mxd with the properties of symbology.lyr ...
-3
votes
2answers
82 views

What does Runtime error : 'NoneType' object has no attribute '<field_name>' mean?

Here is my code #arcpy import arcpy,sys from arcpy import env env=r"C:\Users\Jaya\Desktop\python_practice" totalRec=arcpy.GetCount_management("river") rows=arcpy.SearchCursor("river") ...
1
vote
1answer
33 views

How to keep specified separation distance between features in printout from ArcMap?

Does anyone have a solution to select features using attribute values and print only the selection keeping a specified separation distance between the features in the printout in ArcMap.
1
vote
2answers
82 views

Possible to add multiple fields in single arcpy statement?

I'm trying to add multiple fields to a table using arcpy and am wondering if it's possible to have multiple fields declared in the AddField management, and their values, separated by commas or ...
2
votes
2answers
42 views

How do I create a network from connected links

I have a bundle of links in 'some' networks. I need to find out which ones are connected to each other i.e. I need to find out which links are not connected to the 'main' network. I have been working ...
3
votes
2answers
194 views

Are there any Python scripts for creating .mxd files?

I am a newbie to both ArcGIS and Python. My requirement is to automate the below MANUAL process: Creating a layer in ArcGIS for Desktop. To put it in another words, creating an ArcMap document ...
4
votes
0answers
411 views

How to inserting script into ArcGIS ModelBuilder?

I am looking for some tips about inserting a script in the ModelBuilder... I am actually building a model in the ArcGIS ModelBuilder. At one point I would like to insert a script that crosses ...
0
votes
1answer
339 views

How to use variable field name in arcpy.SearchCursor?

I have code that says fld = fieldName rows = arcpy.SearchCursor(fc) for row in rows: x = row.fld How do I use a variable for my field name in python ArcGIS 10 on windows? Thanks.
9
votes
1answer
480 views

How to implement MultiValue Parameter with Multiple Columns?

This might be a simple question, but I haven't been able to find a straightforward answer. I'm working on an ArcGIS (9.3) Python script. One of the inputs is a list of features. For each feature, I ...