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

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3
votes
2answers
442 views

ArcPy Data Access Insert Cursor not writing geometries to feature class?

I'm running ArcGIS 10.2.1 and am having troubles with the Insert Cursor in the arcpy module. I have an empty feature class in my geodatabase and have created the short script below to try and find the ...
0
votes
2answers
517 views

Export Raster Data to TIFF, BMP, or PNG File Using Python

I am writing a Python script to export a Raster Dataset to a TIFF, BMP, or PNG file, as I would manually by right-clicking on the layer, choosing Data | Export Data, and then make my choices in the ...
2
votes
0answers
122 views

arcpy fieldmappings: can't set output field name for fieldmap

I am testing out some code in the Python window of ArcGIS so that I can insert it into a standalone script later. I want to create a copy of a table and add a new field that is the result of ...
5
votes
2answers
161 views

How to check whether an optional FeatureSet parameter was set by the user in a geoprocessing script tool?

I have created a custom geoprocessing script tool which contains an optional FeatureSet parameter. When unpacking the parameters in the script, the FeatureSet is defined as a RecordSet object, even ...
1
vote
1answer
79 views

Calculating fields using a list of features

I've written some basic code which creates a new .dbf and adds two fields to it: 1 for today's date, another which should contain the names of shapefiles located in another folder. What I'd like to do ...
0
votes
1answer
204 views

List index out of range error

I've been writing a script that clips large datasets based on a selected feature. It works fine when I run it in a test workspace where only related layers are active and running. However, when I run ...
1
vote
1answer
58 views

sum of raster counts

I'm trying to get the sum of "counts" in a raster. I have the code below which can successfully read the counts of each row in raster attribute and stores the counts in a list provided below. ...
1
vote
0answers
150 views

Creating data driven pages via arcpy

We have a data driven pages enabled MXD. Refreshing this mxd in arcmap works and gives me 9000+ pages. Via python however, mxd.dataDrivenPages.pageCount returns 0. Even after ...
0
votes
0answers
52 views

how to create a shapefile containing attributes from a list?

I have a list of features and each feature is a dict in that list. following you can see the structure: [ {"FID": 0, "Shape": polyline, "Nodes": [0,1]}, {"FID": 1, "Shape": polyline, "Nodes": ...
7
votes
2answers
585 views

Conflict between ArcPy and GDAL/OGR?

TL;DR I can't get an installation free version of GDAL/OGR to work from within ArcMap 10.0. I get an ImportError: DLL load failed on _mod = imp.load_module('_gdal', fp, pathname, description). ...
1
vote
1answer
421 views

ArcPy script error - NoneType object has no attribute X

I'm familiarising myself with using scripting in ArcMap 10.2 and as part of this I'm using the following to extract vertices from some polygons. ... ... import arcpy ... from arcpy import env ... ...
2
votes
3answers
451 views

Iterating using search cursor and layer selection performance?

I'm trying to use the results of a search cursor to iteratively make selections on a feature class and then create new feature classes (so you get a new feature class or shp for each unique value in a ...
0
votes
0answers
79 views

ArcPy select and merge dropping records from table?

I'm working on a python script for ArcGIS using the arcpy module. I have ArcGIS 10.1 and Python 2.7 on Windows 7 machine and using Notepad ++ and IDLE to run it. The script selects specific records ...
0
votes
4answers
177 views

Using Arcpy, how can I determine min and max elevation from a raster DEM layer within my current extent?

Using Arcpy, how can I determine min and max elevation from a raster DEM layer within my current extent? I'm currently using Data Driven Pages to centre the layout on each feature extent. I need to ...
0
votes
0answers
81 views

CreateObject cannot open map document error when cycling through list of MXDs

I have a stand alone Python script that aims to make a list of data sources from a series of folders/sub-folders full of MXDs. However I am continually getting the: CreateObject cannot open map ...
0
votes
1answer
68 views

Using a Search Cursor with a list

I'm hoping someone knows the answer to this as I am pretty new to Python. What I'm attempting to do is create a list of .dbf tables using a wildcard which I've managed to do. From there my goal is to ...
1
vote
0answers
332 views

arcpy.Describe.extent not working [closed]

I have a script using ArcPy that I used a year ago and calculates the extent of all the features in a shapefile: # -*- coding: utf-8 -*- import arcpy from arcpy.sa import * import os, os.path ...
0
votes
1answer
68 views

Controlling page count increment of Data Driven Pages using ArcPy?

I was wondering if there is a way to add coding to Data Driven Pages with python. I would like to be able to take the "Data Driven Page with Count" and increment the count by one or in some cases ...
0
votes
1answer
219 views

Summing column values in table using arcgisscripting?

I need to create a python script that sums a column's values in a table. Thereafter, the script is supposed to get the percentage of each individual row in that column and populate this percentage ...
2
votes
2answers
438 views

How to check if layers in a dataframe with Arcpy

I working on mxd (I work with ArcMap 10.2.2 & python 2.7.5.) that have 100 layers. I'm trying with python script to add layers to dataframe and check if the layers are within the dataframe. if it ...
2
votes
2answers
107 views

Duplicating polygons in Layer using ArcPy cursors?

I am trying to Duplicate some polygons in the same layer with the same attributes, But it will duplicated them with Null Geometry, i have tried getValue() method, but i got error import arcpy ...
1
vote
1answer
825 views

Create polylines from point array Python

I am working on building polylines from an array of points I have created from a csv file and am completely lost in building the lines. My code works as follows: I have the point array working, I need ...
2
votes
1answer
175 views

How would I group values in a field based on range of number using python, and then update the attribute table?

An example of what I'm trying to accomplish is described below, however they don't describe how to use the data update cursor to update the attribute column. data - Group values based on range of ...
2
votes
2answers
61 views

ArcPy Feature To Line failing on 'large' datasets?

I knew that FeatureToLine had issues with large datasets and I have seen other questions revolving around the same error, but I am completely baffled by this. Basically, this function works perfectly ...
1
vote
2answers
357 views

How to merge dbf files(zonal statistics as a table) in GIS environment.?

I am not very savvy at using Python. Actually I have around 1000 output files from using the tool zonal statistics as table in ArcGIS. The names of the files are jan_60, feb_60......dec_13. These all ...
0
votes
1answer
258 views

Spatial ETL Tools won't run “AttributeError: 'module' object has no attribute, etc.”

I have a python script that runs 5 Spatial ETL tools that I wish to run as a scheduled task. Each of the tools will run successfully from ArcCatalog and also from the ArcCatalog Command line. If I ...
0
votes
0answers
58 views

Unable to load shapefiles fully using shapefile.py

I am trying to load my shapefiles directly via Python rather than loading them from Arc Catalog to ArcMAP. I load these modules first: import sys import os import arcpy import numpy Then I add a ...
0
votes
1answer
61 views

Updating file geo database table

I have an input csv file that I process using a python script and generate a new output csv file. I then, in the same python script use Table to Table (Conversion) in order to store the data from the ...
1
vote
1answer
45 views

How do I output PolygonNeighbors into a special format?

I need Polygon Neighbors to give me data in a specific format. Every polygon should have its own line in the output. Take this, for example(it's obviously not ArcGIS formatted, but it serves the ...
0
votes
1answer
163 views

Clip a shapefile based on raster extent with high accuracy

I am trying to clip a shapefile based on the extents of a smaller raster. I find the extent of the raster using this code: Extents = arcpy.sa.Raster(MyRaster).extent` Then, I use these lines to ...
0
votes
1answer
318 views

Iterating shapefiles using ModelBuilder or Python?

What tool can I use to run many shapefiles to intersect with a shapefile as a output? It looks like that Iterate tools is use for feature classes or datasets and I don't see any for the shapefile. ...
0
votes
1answer
152 views

Setting Layer Properties Using ArcPy

I am writing an ArcPy script that creates a Point Density Raster file, and then changes the following properties in the resulting layer: Symbology Classified Classes = 10 Classification Method = ...
0
votes
1answer
45 views

count attribute in raster

I'm trying to calculate the total number of counts a raster contains using python script. When I ran the script, I didn't get any error. However, I also didn't get the number of counts for each row in ...
1
vote
1answer
93 views

sum count column in raster attribute

I am a beginner to python coding in GIS. I want to calculate the total number of counts in raster attribute table. In order to do that: I would like to build a attribute table of raster data use a ...
3
votes
2answers
125 views

Importing external bookmark (.dat) files into many MXDs using arcpy?

Does anyone know any python script to use for arcview to import a bookmark (saved as a .dat) that was created and saved externally using ArcMap? I tried with this script but without a result: import ...
0
votes
1answer
107 views

Converting Raster datasets into layers using ArcPy/ModelBuilder?

I am new to ArcGIS and ArcPy (just started using them on Wednesday). I am using a model to create a Point Density plot from a Shape File, with the output being a Raster dataset. I want to ...
2
votes
4answers
447 views

raster area calculation using python script

Hi I am a beginner to python programming in GIS and am trying to calculate the area of a raster. When I ran the program, I got error message below. I am also providing my code. Any help would be ...
1
vote
1answer
296 views

Writing multiple file geodatabase tables into csv file with arcpy

I was asking a question about Merging geodatabase previously, (link: Merge from arcpy.ListTables() producing duplicate rows?) and although the script worked, it took more than 9 hours to run when ...
2
votes
2answers
816 views

calculating zonal statistics of raster data in multiple overlapping zones and combining them into one table

The aim here is to calculate the max, min, mean, range, sum, count and std of raster data contained in areas delimited by polygons (much like what the Zonal Statistics as a Table tool from Spatial ...
0
votes
2answers
172 views

Creating new layers using ArcPy to define Definition Query for each field value?

I am trying to set multiple definition queries for one layer based on one field using python. ie. I have a City layer with a field that holds the city name. I want a copy of the layer in an MXD ...
0
votes
2answers
23 views

Making fields added to attribute table appear without closing/re-opening? [duplicate]

I'm using ArcPy and am experiencing some troubles. I added some fields to an existing arc (coverage) but then do not appearing in attribute table. Only when i close arcgis and reopen the fields appear ...
4
votes
1answer
159 views

How to cancel tool execution in python

I've written a python function that calls a tool (Import CAD to GDB) in a loop. When I run it I have seen that it hangs sometimes, and I have to force the script to quit. I am wondering if there is a ...
1
vote
0answers
103 views

Debugging ArcPy script to search, get value, compare to field names and sum field values? [closed]

`I am looking to do the following task: Look at the values in RegID_6k99 field (numerical field). Select all records where "RegID_6k99 == 0". In this case 6 records should be selected. For each of ...
2
votes
2answers
57 views

ArcPy Empty Buffers

I have written an ArcPy script to process a DTM into a point feature class to be used in Landform classification and ranking. It successfully produces what I need most of the time. Randomly the ...
1
vote
2answers
263 views

What's the best way to get the OBJECTID name?

What's the best way to get the OBJECTID name of a feature class? I know you can use "OID@" in a cursor to get the field, but can you get the name from that as well? I'm writing a script, and need to ...
0
votes
2answers
418 views

How to copy attribute table values from one feature class to another

I am looking for a way to copy attribute values from one attribute table to another. I am mainly looking to do this using python, so would prefer a way to do this with a tool or a a stand-alone python ...
0
votes
1answer
479 views

Arcpy Subtracting rasters error - TypeError: 'unicode' object is not callable

I have a script which subtracts 2 versions of the same raster from each other (one newer than the other) and then extracts the additions & deletions that have happened. I created a simple test ...
-1
votes
3answers
83 views

ArcGIS arcpy code fails in Toolbox mode

This code executes correctly in Python window but fails with ERROR 000732: Input Table: Dataset JHJ does not exist or is not supported # Import ArcPy and other required modules import arcpy ...
1
vote
1answer
234 views

How to get the name of a subtype field in a feature class in Python?

I have a geodatabase with many feature classes. Some of the feature classes have subtype fields. Their names vary feature class by feature class. I now want to find the names of those subtype fields. ...
1
vote
1answer
273 views

ArcGIS 10.1 arcpy Update Cursor is returning a list instead of a row

I keep getting the following error: Traceback (most recent call last): File "R:\GIS_ScriptsandTools\PullHotParametersLabel.py", line 16, in TitleLine = ""+row.getValue(IDfield)+" ("+ ...