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

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0
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1answer
597 views

Creating a spatial reference in arcpy from projection name

I am using ArcGIS 10.2.2, Python 2.7. I want to create a spatial reference from the name of a projection, e.g. NAD_1983_BC_Environment_Albers, using the arcpy tool arcpy....
2
votes
1answer
189 views

XML ElementTree in ArcPy consuming WMTS XML

How do I work with the xml Element Tree to obtain the ScaleDenominator parent where ows:Identifier = default028mm? With a fair bit of swearing I have managed to hack my way into all of the WMTS ...
1
vote
2answers
577 views

How to get a search cursor on a particular version in arcpy

I have a versioned database in ArcGIS and I am wondering how can I tell arcpy what version to query. The closest I have got to an answer has been building a particular connection file that specifies ...
0
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0answers
2k views

ArcGIS 10.1 - Error No spatial reference exists

I'm encountering a new error on some geoprocessing. It originally showed up while running commands in arcpy but now it crops up whenever I run some tools. I've been using the Extract by Mask on some ...
2
votes
2answers
134 views

What are QGIS Arcpy Equivalent Functions for MakeFeatureLayer and SelectLayerByLocation?

I have a script that I had created using ModelBuilder, but our field personnel use QGIS 2.0. Below is a snippet of the code. I am wanting to know if there is an equivalent using pyqgis so that I can ...
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0answers
399 views

Alternative way to find intersection between two polygon feature classes

I have been working on making a script to find intersection between two polygon ArcGIS feature classes. I can successfully do this in arcpy instances using spatial join or using search cursors on the ...
1
vote
1answer
346 views

Using tool validation to create parameter based on fields of another parameters input?

I'm assuming I'm missing something and this is a pretty easy thing to do but I'm stumped... I'm working on a script that currently takes and input excel file and uses a "hard coded" field name that I ...
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0answers
59 views

python shell crashes on table to table conversion

I have two computers running the same code and on one (with better performace) it runs fine but the other crashes the python shell when executing the code below. I really don't understand why, any ...
1
vote
1answer
118 views

Slanted raster along the line? Wind erosion model and windbreak effectivity

I'm working on wind erosion modelling and windbreak potential. Imagine windbreak, which has some values of optical porosity (in %) and this values determinates the effectivity of windbreak in specific ...
0
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1answer
395 views

Loop stops before expected without error message

I try to run a script that clips all the feature class of a geodatabase by the successive features of a clip layer (named pochoir). Thank to support here and here, the test of the intersection is ...
2
votes
1answer
34 views

Does GDAL has any substitute function for the ExtractByMask in arcpy

I am now using arcpy: arcpy.sa.ExtractByMask(weight_raster,elev) both weight_raster and elev are raster data in different size. I want to use functions in GDAL to replace this arcpy methods. Does ...
1
vote
1answer
542 views

Checking whether Spatial Reference is Projected Coordinate System using ArcPy?

I'm modifying CreateFishnet in ArcGIS 10.1 using python.. I want to ask the user to input a projected coordinate as spatial reference. How can I check if the user didn't put geographic coordinate by ...
0
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1answer
70 views

Loading data from shapefiles into specific feature classes

I am trying to bulk load a collection of shapefiles into empty feature classes in ArcMap 10.2. The issue here is that the names of the shapefiles and the feature classes need to match up. Is there ...
1
vote
1answer
123 views

copy only selected with CopyFeature_management

I am trying to test if each feature of a feature class list intersect each feature of a shapefile (clip layer). I'm working with arcpy in ArcGIS 10.0 The arcgis desktop help says that if the feature ...
2
votes
1answer
333 views

How to query values from a list in Python?

I have a list like this... list = ['1','2','3','4'] how can I use arcpy.Select_analysis to select features that have the attributes in the list. qry = '"SECDIVNO" IN ' + str(tuple(list)) ...
2
votes
4answers
942 views

Summarising all fields in attribute table using ArcPy? [closed]

I was hoping to run a script that will iterate through all fields in an attribute table, SUM each field and produce the result in a table. The script below will essentially do what I want with one ...
7
votes
1answer
1k views

Set default values for value table in Python Toolbox tool

I created a Python Toolbox tool to reorder fields and create a new feature class with the reordered fields. The tool works nicely and I am able to use a value table to let the user arrange the fields ...
0
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0answers
63 views

Duplicate FID for points

I ran the script below to export feature vertices to points. The code works but after 10,000 points the same FID appears for 5 to 10 points. This continues for the rest of the dataset. There are 60,...
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0answers
60 views

How do I compare and replace data using python?

Here is my problem, I have several datasets that get updated fairly frequently. They are currently loaded in an enterprise GDB but the updates come in file system folders as shapefiles. What I ...
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0answers
211 views

Array to Feature Class and XYZ to Table Issues

I am trying export vertices of a line to a point feature class using the code below. I am using ArcGIS 10.2.2 and do not have access to Spatial, 3D, or Network analyst. I used ET GeoWizards to export ...
2
votes
1answer
359 views

ArcPy: check in and out of Advanced/Standard concurrent license

Is it possible to check in and out of a concurrent license straight from ArcPy. For example, sometimes I need to use a buffer right or find duplicates. Both tools require ArcPy advanced or Standard. ...
3
votes
2answers
1k views

Accessing geometry with SearchCursor in ArcPy

I'm trying to write a script that clips all feature classes in fcList by the successive rows of a clip feature. I'm using arcpy with ArcGIS 10.0 The problem is that I need to verify whether the ...
1
vote
1answer
299 views

Arcpy addin editable textbox on tool bar

I would like to add an editable toolbox on an arcpy addin toolbar. This would be used to change values of a threshold but I don't think this is currently available. (What I would really like is a ...
1
vote
1answer
349 views

multiple shapefile export to kml

I 'm new in Python script and i want to export shapefiles in the folder as the kml file with define layer files. for single shapefile it work perfectly refer below script. But I want to export 4 ...
1
vote
1answer
129 views

Where to break the loop to make several polyline instead of one?

I am trying to solve a problem, I am pasting part of the code: from arcpy import env arcpy.env.overwriteOutput = True spatialRef = arcpy.SpatialReference("WGS 1984") polylineFC = arcpy....
2
votes
1answer
297 views

Legal description polygon mapping/creation with Arcpy

What I have: an excel file with the names of properties within an area that is part of the PLSS in which Township/Range, Section and Lot numbers are used. The file contains a legal description for ...
1
vote
1answer
577 views

Python Script to Identify and Flip Lines Digitized in the Wrong Direction

I have a river dataset that was digitized both in the direction of flow and opposite the direction of flow. I need to find an automated method to determine which lines were digitized from downstream ...
2
votes
1answer
178 views

Arcpy reclassify all values to same number

Using ArcGIS 10.1 and arcpy, is there a way to reclassify all values of a raster file to the same value (leaving NoData Values as "NoData")? Lets assume that I have no way of knowing what the actual (...
0
votes
1answer
38 views

Calling An ArcGIS Webmap's Scales

I am composing an Arcpy tool to help users cache their current mxd's webmaps (our own services). I want to know a way to call the ArcGIS Web Map's scales with ArcPy. Once I have the web maps scales, I ...
1
vote
1answer
33 views

Using ModelBuilder to replicate series of tasks without deleting output features first?

I am calling a number of files that I want to clip etc in ModelBuilder which clips data and sends it to a specific feature class. I want to re-run that same process for which I have converted the ...
2
votes
1answer
282 views

How to loop a Select by Attribute to use in a Select by Location?

I am new to python scripting and I need help. I am trying to select one row at a time on a shapefile that contains buffer rings around sites we are working on (some rings overlap), and for each site ...
0
votes
1answer
55 views

select a line with specific numeric field value using an inline variable for UpdateCursor

I'm currently away in a remote field station using Arc 10.0 and having a hard time using an inline variable substitution for a numeric field value. I am trying to use UpdateCursor to select only a ...
1
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2answers
222 views

region growing feature selection using arcpy

I have a polygon featureclass consisting of parcels touching boundary with each other and for which areas are computed in the attribute table (Figure a). I want to select polygons in an iterative way ...
0
votes
2answers
269 views

Select value from list in Python toolbox

within a Python toolbox in ArcGIS 10.2 I fill a parameter with a list. parameters[0].filter.list = myList It is essentialy a list of strings and will give the user a range of predefined years. Later I ...
0
votes
2answers
855 views

How to set values from list to row using arcpy

I have list with values and I want to put them in rows for specific column. Here is my code: den = kol() # list with values with arcpy.da.UpdateCursor('Wojewodztwa', 'gest_zal') as cursor: for ...
1
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0answers
81 views

How do I generate a drainage area-slope scatter plot from ASTER GDEM data

I have ASTER GDEM catchment data. I've installed the TauDEM tool. How do I generate a Drainage Area-Slope scatter plot?
5
votes
3answers
233 views

Issues Adding MapServerCache Raster Layers to Mxd

I have created a data consolidation tool. It consolidates a users mxd's vector and raster data into a project structure. It also allows the user to optionally cache our companies ArcGIS Server Web ...
-1
votes
1answer
40 views

Cannot see added layer in Table of contents arcgis

I am using a Python script to add a layer to my mxd. Following is the script: mxd = arcpy.mapping.MapDocument(r"C:\Amruta\clustereddata.mxd") df = arcpy.mapping.ListDataFrames(mxd, "Layers")[0] print ...
0
votes
1answer
90 views

Assertion Error, Trying to add .tif to group layer

So I am trying to add a layer to a group, but running into problems most likely because of the file is a .tif. I have tried quite a few different iterations of this and looked at a few solutions but ...
2
votes
1answer
220 views

Python-Scripting in ArcGIS: Point as Input?

Is there any possibility to add a Point-Feature as an input parameter in a ArcPy-/ArcGIS-Python-script? If I choose "Point" as datatype in the parameter list, I get 2 input-fields for a X- and a Y-...
1
vote
2answers
209 views

How to best fit in certain scale 500,1000,2500,5000,10000 in Data Driven ArcGis

I have more than 2000 parcels. I added this layer in Data Driven. Need: One of the option that data driven has about scale of the Map is "Best fit". What it does its fits parcels inside data frame ...
1
vote
4answers
690 views

Apply Symbology to Rasters using Arcpy Script

I have an ArcPy script to apply the symbology of one raster layer to all of the raster layers in the table of contents. I have used this script before with feature layers instead of raster layers, and ...
0
votes
0answers
22 views

Python script to get count of features that meet a certain criteria [duplicate]

I am in search of a Python script for use in the ArcGIS Field Calculator to return the number of features that meet a certain criteria. Here's where I am getting stuck: def countFeatures(...
0
votes
3answers
100 views

Empty shapefile after project tool in a for loop

I am running a for loop to process a years worth of data. The entire script runs fine for the first run through, but when it runs again (when date is 1/2/2013), I get the following error: 'NoneType ...
1
vote
1answer
415 views

Attribute Table Subtract Value From Previous Value

I have a river shapefile and need to ensure every vertice has a lower elevation that the previous uphill vertice. I have converted the polylineZ to points using ET GeoWizards. This gives me a Z ...
1
vote
1answer
201 views

How to determine nearest parcel neighbors, and adding direction info (N,S,E,W) in ArcPy?

I am working with a cadastral project, and I need a solution for a certain process, neighboring. Based on ArcGIS. Scenario: Have some parcels, every parcel has some neighbors. I would like to add ...
4
votes
3answers
405 views

Prevent newly created feature class being automatically added by ArcPy (Python AddIn) to Map Document?

I have a python addin, which as part of its function checks to see if a template point feature class exists on the user's machine. If it doesn't, it creates this file. This template file is used ...
1
vote
1answer
87 views

How to perform a calculation using attributes of groups of features in ArcGIS?

I have a table with information about 2000 aquifers (thickness, area, depth, volume etc.; there are 20 fields approximately). One of these fields is an internal code, i.e. DK_12_456_XXX; the last 3 ...
3
votes
2answers
828 views

Why is Clip_analysis giving ERROR 999999 using SHAPE@ geometry token as clip_features in arcpy.da.SearchCursor?

In my file geodatabase (C:\polygeo\test.gdb) I have two feature classes: PointsFC which has 400 points arranged in a 20x20 grid FishnetFC which has four polygons arranged in a 2x2 grid - this has a ...