0
votes
1answer
9 views

Rank cell values across multiple grids

I have multiple grids, one for each month of a year. I would like to create a new grid for each month/year combination that the cell value is the percentile rank of that cells value in the grid stack. ...
1
vote
1answer
34 views

Exporting lists of Feature classes and fields from SDE

I'm using matt wilkies' arcplus module http://gis.stackexchange.com/a/5943/16793 to export a list of feature classes within an SDE database to a text file. I've also written a tool to write field ...
-1
votes
0answers
27 views

kriging interpolation of many z [on hold]

I have similar questions with Iterating through z-values in ModelBuilder. I want to interpolate my z's with my specific interpolation extent raster and extract each value to specific grid points (I ...
2
votes
1answer
107 views

Python script to export .csv tables from GDB

I am very new to Python programming and have been tasked with writing a program to export a csv file from a file geodatabase feature class. The csv should contain only certain fields and the records ...
3
votes
1answer
36 views

Which parameter data type is used in the Integrate geoprocessing tool for ranking?

I'm trying to figure out which parameter data type is used in, for example, the Integrate geoprocessing tool. It looks like this: I'd like to use it in a geoprocessing tool I'm making, but can't ...
0
votes
1answer
32 views

Editing KML breaks icons

Edit: Solved it. When I was creating my new zip/kmz my code was creating various folders within the zip/kmz. Changed: NewZip.write(addedfile) to: NewZip.write(addedfile, newfl) /Edit I have KMZs ...
4
votes
4answers
554 views

How to optimise and speed up Python code?

Again my lines of surface runoff... I made a script, solving the issue when lines cross other lines. Something like generalization. Like on the picture below. The problem is that I have to solve 30 ...
1
vote
1answer
31 views

Con() does not recognize raster values

I have a problem when using the con() argument. What I want to do is to remap all raster of a raster file ("Red_SL") cells with values larger than 40 to the new value 5. All other values should be ...
0
votes
2answers
34 views

Check layer data type in gdb

I have path to layer or feature C:\base.gdb\test How to check is table or feature class by arcpy?
1
vote
1answer
21 views

Iso Cluster tool in script failing to open clip raster

I have been coding in Python for only a few months, so maybe I'm just overlooking a minor detail as a newbie. I have written the script below for a class project. It is supposed to clip two rasters, ...
8
votes
2answers
226 views

How is the data access cursor performance so enhanced compared to previous versions?

The data access module was introduced with ArcGIS version 10.1. ESRI describes the data access module as follows (source): The data access module, arcpy.da, is a Python module for working with ...
1
vote
2answers
27 views

Debugging SQL in arcpy.da.SearchCursor RuntimeError: An invalid SQL statement was used?

I am going through a python script in arcpy 10.1 to Select a field value (i.e. NEAR_DIST) based on three condition as 1) NEAR_DIST<=radius(i.e.500 or anything from user input) 2) ...
1
vote
0answers
31 views

How do you duplicate a point within a shapefile using Python?

How do you duplicate a point within a single feature class using Python? I have a partial sample script below, but in a nutshell, I want to duplicate a point, copy it into the same shapefile, and ...
2
votes
2answers
33 views

Selection of lines that lays mostly in defined zone (majority overlap)

I have lines of surface runoff and I need to select the ones that are lying mostly in internal buffer of polygon. I'm trying to make some script in python, but it's very important to make the script ...
1
vote
0answers
41 views

ArcPy Multiprocessing 000714 - Working in Debug Mode

In an attempt to render an interactive window via matplotlib I am using an out of process script in a toolbox. If I debug the script, it is possible to step through and render the window as expected. ...
1
vote
2answers
56 views

Raster' object is not iterable

I'm trying to calculate the percentage of cell counts in new raster and the new raster is created from an old raster based on the Value > 14. In my code, 1st for loop is for original raster and ...
7
votes
4answers
343 views

How to split single address field into 4 fields (House No., Direction, Name, Suffix)

I have to do some massaging of our parcel data to make it usable by a program in sheriff helicopters. The program requires one of the following address formats within the fields: Our addresses are ...
1
vote
1answer
41 views

Import arcpy using PyScripter or IDLE gives No module named RuntimeError?

I'm trying to figure out this problem. Yesterday I installed PyScripter and since then, scripts doesn't work. When I run any script (in PyScripter or IDLE) which uses "import arcpy", I get this error ...
0
votes
1answer
83 views

How to write output from subprocess to disk (using multiprocessing)

This code was developed from another question I posted about how to kill an arcpy tool if it takes longer than a specified time. See How to cancel tool execution in python. Using the multiprocssing ...
1
vote
2answers
35 views

How to find the minimum pixel value within a region of interest?

I am working on a Python script for dark object subtraction, a radiometric correction method for remotely sensed data.To accomplish this, I need to find the minimum band pixel value of a waterbody ...
0
votes
2answers
36 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
2answers
52 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 ...
0
votes
1answer
28 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
36 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. ...
0
votes
0answers
32 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
185 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). ...
2
votes
3answers
108 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
26 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
0answers
17 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
64 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
49 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 ...
0
votes
1answer
60 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
74 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 ...
1
vote
2answers
78 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
36 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
24 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
35 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 ...
0
votes
1answer
39 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 ...
4
votes
1answer
96 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 ...
0
votes
1answer
45 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
38 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 ...
0
votes
3answers
31 views

FeatureClassToFeatureClass_conversion in ArcGis 10.1

I have many > 60 .dwg files I want to convert just the polyline parts of these and have put together a list of python commands using excel to get something like this: However when I try running ...
1
vote
1answer
64 views

Executing tool comes back with an error arcpy.JoinField_management

I have this script snippet, written by Aaron. import arcpy import os #set workspace arcpy.env.workspace = "C:\\Users\\Documents\\Wetland\\New_Folder" #in the folder "New_Folder" is a geodatabase ...
1
vote
1answer
40 views

Python Toolbox (.pyt) Tool Output Layer Name

How can I manipulate the TOC display name of my output parameters when using a Python toolbox (.pyt) Tool class. I tried adding a symbology layer, however this has no affect on the TOC name. Is it ...
2
votes
1answer
64 views

forLoop & joinField & different names

I have a folder with an output (shapefiles) from an iteration. On this output, I want to perform a join between two attributetables. So far so good. Here comes the tricky part. There are different ...
1
vote
1answer
37 views

How can I do a definition query on a layer and zoom to it?

I am trying to do definition query to a layer and to zoom to the same layer, but I got an error ("SyntaxError: can't assign to operator") ?? dataFrame = arcpy.mapping.ListDataFrames(mxd)[0] # the ...
0
votes
1answer
42 views

Definition Query then Zoom to Layer Automation?

I'm trying to create something in here. I want to have an automated process of doing a DEFINITION QUERY then ZOOM TO LAYER with one step. the concept is like that, a dialog comes up with one form ...
1
vote
1answer
41 views

how to separate a list of features from its shapefile_

I tried to copy all features in a list of dictionaries. the code looks as follows: def iterate_features(self): feature_set = arcpy.SearchCursor(self.address) for feature in feature_set: ...
0
votes
3answers
79 views

UpdateCursor 'is not defined' Python

I have several files (shapefiles). Table 1 has only one row with several fields whereas Table 2 has several rows. What I want is to take a value from Table 1 and populate all rows in Table 2. I used a ...
2
votes
1answer
56 views

What are resources to learn ArcGIS for someone who already knew Python [closed]

I know that there are several resources recommendation questions, however, they are all from GIS people trying to learn Python (for example, here). My situation is the opposite: I have worked ...