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

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14
votes
0answers
714 views

ArcGIS Cost Path Analysis - How Is Arcpy Cost Path Analysis Tool So Much Faster Than ArcObjects

Although I love slinging some python to create geoprocessing scripts/services, I was under the impression that using ArcObjects to do the equivalent operation(s) will have better performance. I've ...
7
votes
0answers
214 views

Automating creation of ServiceDefinition from Python script tool of ArcPy without broken project data source?

Summary: I can create a ServiceDefinition through ArcCatalog or ArcMap, but when I try to generate the ServiceDefinition through python, it does not copy the /data folder with it, thus the script ...
5
votes
0answers
95 views

How do I get layers' IDs using python?

I am working in an ArcMap session, I've checked the option to get an ID for each of the layers in my document, so anyone has it. Now, what I need is a way to get these values within a python script ...
5
votes
0answers
174 views

Configuration problem anaconda python in ArcGIS

I used Eclipse with PyDev to create a script in Python (windows 7 x64). My code runs perfect when I start the run in Eclipse, but when I add it as a Tool in ArcGIS 10.1, I have the following problems: ...
4
votes
0answers
33 views

Geoprocessing Service crash while executing

I have created a geoprocessing service, which can print a webmap(JSON) to a PDF or PNG. The ArcGis for Server and ArcGis for Desktop are running on my workstation. The Website, which host my webmap ...
4
votes
0answers
56 views

Cell Statistics standard deviation values incorrect

I'm having some issues with the Cell Statistics tool in a python script I am writing. I am using 30 years worth of global cumulative annual rainfall data as input and am getting strange values in some ...
3
votes
0answers
18 views

Get results for each topology errors for Polyline or Points?

You know when you set up a topology to build topology rules for each polyline, or points. Is there a way around for me to get the results or summary for each Line Errors ? For example, when you set ...
3
votes
0answers
71 views

topology problem in the python script(arcpy)

I'm using Python 2.7 and ArcGIS 10.1. I have one topology problem in my Python script and I don't know how to fix it. I have one road and I want to select polygons with a query where intersect with my ...
3
votes
0answers
29 views

Mask out values in a raster based on standard deviation

Does anyone know (in Modelbuilder or python) how I can remove any values of a raster that outside of the range of three standard deviations? I have a lot of rasters so it would be quicker than ...
3
votes
0answers
72 views

ArcGis' python library (arcpy) are imported so long

python -c import time; t1 = time.clock(); import arcpy; print('{0} seconds'.format(time.clock() - t1)) 3.60283379862 seconds It takes this long each time i launch my script or test. Is there any ...
3
votes
0answers
58 views

matplotlib show() suspends ArcGIS

I've written a python script to plot a cross-section from a DEM along a line. Everything works fine except when I Show the plot, ArcGIS hangs and I have to force it to close with Task Manager. I ...
3
votes
0answers
38 views

Why does my Validation Script continue to run when adding the result to the map?

I am in the process of developing a python script that creates a list available imagery for our project areas that would then allow the user to choose which imagery source they would like to add to a ...
3
votes
0answers
65 views

arcpy, ExportToSVG using paths

I want to export part of the map into (very big) SVG file. First I tried to do this using REST API: https://*server*/ArcGIS/rest/services/General/Etages/MapServer/export. This worked, the SVG file ...
3
votes
0answers
217 views

ArcGIS python toolbox: GPFeatureLayer parameter “loses” symbology type

I'm pretty new at ArcGIS python toolboxes. Here is one problem I've been fighting with for a while. I want to create an output layer (GPFeatureLayer) with a specific symbology (GRADUATED_COLORS) and ...
3
votes
0answers
210 views

ArcPy QueryPointAndDistance: Incorrect Lengths?

Background: I'm currently trying to determine the chainage (distance m) of my points along a polyline (i.e. proposed railway alignment). A colleague within my firm assisted me with the following ...
3
votes
0answers
130 views

ArcGIS Solar Radiation Tool - How is Local Solar Time/Local Time handled as input to the “within-day” time configuration?

I am scripting hourly interval runs of the Area Solar Radiation Tool, and need a hand understanding how to account for Local Solar Time (LST) versus Local Time (LT) within the tool. First off, I ...
3
votes
0answers
668 views

Changing workspace path of query layer using ArcPy?

I'm trying to change the workspace path of a query layer using the code below and it always breaks. The layer is connected to a view in an Oracle Spatial 10g database. The database is SDE enabled ...
3
votes
0answers
478 views

SetNull in Python script for Arcgis assign 0 value

I am writing a script in Python where I assign to few Tiff defined in a function as inputRaster a NoData value as follows: whereClauseSetNull = "VALUE > 100" outSetNull = SetNull(inputRaster, ...
3
votes
0answers
129 views

arcpy.mapping.ExportToTIFF fails to render layer?

Has anyone else had this problem? I have an mxd file with two layers in it, one of which is fairly 'heavy' (i.e. takes a minute or so to draw). All layers are visible by default. I have the ...
3
votes
0answers
370 views

How to use Python's subprocess module in a for loop ArcGIS?

I am new to scripting with ArcGIS. Although this might be an easy thing for those that know Python well, I haven't figured out how to use the subprocess module in a script. I actually think I'm ...
3
votes
0answers
84 views

ArcPy: Initialize zero valued grid Raster and iteratively increment

I'm jumping right into ArcPy to help out a friend who needs to automate some ArcGIS work. The problem at hand can be reduced to the following pseudocode: accumulationRaster = SomeZeroedRaster for ...
3
votes
0answers
975 views

Cause of ExecuteError: ERROR 010067 from arcpy.sa.CostPath?

By using the code below that creates least-cost paths between several polygons, I obtain this error message: ExecuteError: ERROR 010067: Error in executing grid expression. Initalization failed ...
3
votes
0answers
447 views

How to extract zipped shapefile and check its shape type using arcpy module without writing on disk

I have a zipped shapefile saved on my disk. I want to extract it in memory and check the shape type. I'm using arcpy module and want to stick to only default modules comes with python installation. I ...
3
votes
0answers
256 views

python.multiprocessing and “FATAL ERROR (INFADI) MISSING DIRECTORY”

I have a question which is closely related to this old question here: python.multiprocessing and "FATAL ERROR (INFADI) MISSING DIRECTORY" I have also looked at this, which seems to relate ...
3
votes
0answers
776 views

How to programatically set default Geodatabase and Workspaces for a map document?

I have a QC process that has a bunch of models that need to be sequentially run, and then the results manually inspected between each model. I know how to manually set the default GDB for the Map ...
3
votes
0answers
205 views

Use ArcPy to identify annotation reference scale?

I would like to retrieve the value of an annotation feature class reference scale using ArcPy (under ArcGIS 10.1). I cannot find where this property is stored (tried to access using the describe ...
3
votes
0answers
73 views

arcpy adding time to Raster Mosiac Footprint

I am trying to create a raster mosiac for use in animating data over time. The current workflow is: Create .gdb (arcpy.CreateFileGDB_management) Create Raster Mosaic ...
2
votes
0answers
27 views

How to get 4 values for different Indexes and names of rasters for set of points?

I am trying to get 4 values for different Indexes and names of rasters for set of points, but get problem with defining function def extractIndex(raster, pathName). It gives me error: File ...
2
votes
0answers
45 views

Arcpy code only works when run in two chunks, not as one piece

I have a weird thing happening with my script. When I copy/paste it into the python cmd line within ArcMap, I get error messages. However, if I run the first part, then copy in the very last line by ...
2
votes
0answers
45 views

Select IDLE 2.7 (not 3.4) as default script tool editor for ArcPy with ArcGIS for Desktop?

I'm trying to set my default editor in ArcMap (10.3) to IDLE 2.7, but despite using the 2.7 path, when I right-click on a script tool and select Edit, it opens IDLE 3.4:
2
votes
0answers
75 views

Dissolve Management in Python

I have a simple code that is pulling together polygon shapefiles from a Windows folder and merging them together into a single shapefile. In the same code, I want to add a dissolve command. My fields ...
2
votes
0answers
33 views

extracting raster using values

I have an original .tif file which has values ranging from 2 to 28. From that original .tif file, I am extracting cells having a value of >=10 using the following code: import arcpy, os from arcpy ...
2
votes
0answers
36 views

Recovering toolbar from disconnected window?

I've faced this problem many times. I created a python addin toolbar and installed it in ArcGIS 10.2 . I work on dual monitors in the office. If accidentally this toolbox is left on the secondary ...
2
votes
0answers
68 views

Output from geoprocessing service

I am using ArcMap 10.3.1. I have created a custom tool using a python script, the code for which is listed below, that uses a lookup table to reclassify vector data. When run on the local machine the ...
2
votes
0answers
13 views

Problem Importing CAD features using arcpy.MakeFeatureLayer_management?

When importing multiple CAD drawings using "arcpy.MakeFeatureLayer_management" and "arcpy.Merge_management" I encountered a problem. Drawings that have line weights and elevation values assigned to ...
2
votes
0answers
38 views

Extracting Mean from Raster and Writing to Table in ArcPy?

I am simply trying to extract the mean of each raster within a geodatabase and write the value to a table. I have done this successfully with another set of rasters, but now I keep getting the ...
2
votes
0answers
70 views

Benchmarking ArcPy / ArcMap Performance on different computers?

This project came out of my need to build a justification for a faster work computer. Before asking for new equipment I want to be prepared to show the increase in performance by adding RAM or more ...
2
votes
0answers
25 views

ArcPy to Enable Database for use with Data Reviewer

Has anyone ever used ArcPy to Enable Data Reviewer? By this I mean add the necessary feature dataset and tables to an existing geodatabase in order for it to be considered a Reviewer workspace and ...
2
votes
0answers
59 views

Reading feature class attributes with or without quotes in ArcPy?

I'm working on a script that clips a batch of feature classes by a selection made in another feature class. The way it works is by reading the clip feature fields, then allowing the user to select the ...
2
votes
0answers
76 views

arcpy.AddIndex_management error for in_memory variable

I am trying to optimize a script that uses addJoin_management. To do this efficiently, I am attempting to add an attribute index on the join table. I am getting a generic error when i do this though. ...
2
votes
0answers
75 views

arcgisscripting.ExecuteError: ERROR 001270: Consolidating the data failed

I am working on PuTTY and trying to create service definition file in server. My Python script is creating .sddraft but I am receiving 'Consolidating the data failed' error when I run stage service ...
2
votes
0answers
51 views

Arcpy.sa NoData issue with saving TIFF

Similar to the poster here, I am attempting to convert numerical NoData values to actual NoData cells. The solution in the linked question doesn't work for me, however, as when I use the save method ...
2
votes
0answers
62 views

Extracting Multivalues to Points from NETCDF4 Raster using ArcPy seems imprecise?

I'm getting some strange results in a multivalues to points extraction from a NETCDF4 layer from the MERRA reanalysis product. In particular, it seems like the values being assigned are way off in ...
2
votes
0answers
132 views

How to add a separator to an ArcGIS python add-in menu?

In several places (e.g. Making separator and button menu in customized Toolbar using ArcObjects?) I have seen it mentioned that the way to add a separator for add-in menus and toolbars is adding the ...
2
votes
0answers
78 views

arcpy RasterToNumPyArray causes shift in location of values

I am converting a couple rasters to arrays, then performing calculations on them. First step- polygon to raster. This creates a 1/0 mask that I can multiply the larger raster by. After noticing my ...
2
votes
0answers
71 views

How to save Result File from command line arcpy?

What do I need to do in order to get a custom arcpy script to save an execution run into the Results window, and/or just straight to an .rlt file directly? The script is run from the command line ...
2
votes
0answers
48 views

Spatial Analyst tools adding extra column of NoData

I've got a script tool in ArcGIS that runs Curvature and Aspect from Spatial Analyst, and the outputs of both contain an extra column. I've attempted to set the extent in the both the tool and the ...
2
votes
0answers
76 views

Cul-de-sac (curve) turns generation in flow for parallel lines using ArcGIS for Desktop?

I'm using ArcMap 10.2 and I need to generate a parallel lines within the polygon and connect them one to other with the curve, with the proper radius and return radius (the same as cul-de-sac tool ...
2
votes
0answers
92 views

Using ArcPy Python Add-In Interval Caller to do auto-refresh?

I am using this code set called pythonaddin_interval_caller (written by Jason Scheirer) to do some map refresh every several seconds. The code was designed for arcgis python-addin. The benefit of this ...
2
votes
0answers
32 views

I have a large dataset of lakes, which I want to group into n clusters, based on a target total amount of perimeter they have. Suggestions?

There's a longer explanation of why I'm interested in this below, but in short, I'm wondering how to run something like a k nearest neighbors formula, with the number of groups determined by a maximum ...