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

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1answer
306 views

Can i use CreateMapSDDraft in the arcpy.mapping library to set the scale range on tiled services at 10.1?

I know that esri has exposed many properties to the acrpy lib for publishing services. I need to published a tiled/cached map service but i need to set the min/max scale when i do that. Can this be ...
3
votes
1answer
68 views

Keeping the Highest Valued polygon

I have a single polygon feature class that contains large polygons which represent signal strength. Often times these polygons overlap. I dissolve to get multi-part polygons with a value range of 3 ...
2
votes
2answers
302 views

arcpy.Dissolve fails; need a arcpy dissolve to multipart workaround

I have a arcpy script in which I am using arcpy.Dissolve on a single feature class with multiple features to get a single multi-part feature in the output. The script is successful only part of the ...
1
vote
1answer
188 views

Updating Arc Toolbox paramaters with validation script

I'm simply trying to disable parameter 1 if parameter 0 if entered. I modified the following, but it does not work, do I need to return anything? def updateParameters(self): """Modify the values ...
4
votes
2answers
2k views

How to specify map service parameters when publishing with arcpy?

I publish map services on a ArcGIS server using the typical arcpy script below. I need to better specify some service parameters. For example, the service should be available in WMS instead of KML, ...
2
votes
1answer
199 views

How to generate landmark-based route description using ArcPy?

I am now using ArcGIS 10.1 and currently a beginner in ArcPy. There is a project requiring to generate landmark-based route description. I am wondering how to use a buffer to find the landmarks in ...
-1
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1answer
54 views

arcpy calculate zero number instead of negative number

I want to develop a model using python.When i want to calulate negative numbers using the model,my script get zero number. Whats wrong in my script ? How can i solve the problem ? Thanks for advance ...
2
votes
2answers
334 views

Why is arcpy.StackProfile_3d -> arcpy.SaveGraph_management creating empty graph?

In a python script I'm trying to save a graph to a .png file with graph output from arcpy.StackProfile_3d but the .png file shows an empty graph. The table created from arcpy.StackProfile_3d shows ...
2
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2answers
336 views

raster standard deviation stretch python script

I am looking for ways of applying a permanent standard deviation stretch to rasters via python script. Are there any arcpy raster stretch functions? I was looking for a reference but could not find ...
3
votes
1answer
682 views

Using 'construct points' on all lines in a shapefile (arcpy)

I need to use the editing tool 'Construct Points' on several shapefiles that each have ~1300 polylines. I need to do this to create points every 1km along each of the polylines, which represent the ...
1
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0answers
120 views

Error in cliping raster with multifeature polygon shape with arcgis9.3 using python

I have raster and I have a multifeatured polygonshape file. I Need to Clip my raster Image. Python code was developed for arcgis 9.3. It was working before and suddenly it stoped working. my codes is: ...
0
votes
1answer
295 views

replace data source for all layers that point to shapefile

I'm trying to do something quite simple but its not working. I want my python script to change all of the layers that point to the same datasource (a point shapefile) to another point shapefile. ...
2
votes
1answer
557 views

Find maximum and minimum value in a list of raster

I trying to write a standardisation script that standardises each raster dataset in a list of rasters by the highest and lowest values found in the list of rasters. The standardisation code is as ...
2
votes
1answer
154 views

Map algebra for loop

I have never coded in Python before and I am trying to loop a simple map algebra equation across 365 rasters. I am trying to calculate total water flow over cells but in the raster I have a negative ...
11
votes
2answers
1k views

Is there a way to refresh imported modules in a ArcGIS Python Toolbox?

When using a python toolbox (.pyt) in ArcMap, I'll typically follow a pattern where the .pyt file itself is simply a wrapper to collect input arguments and define the tools themselves. Supporting ...
1
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1answer
105 views

Debugging ERROR 000358: Invalid expression from SelectLayerByAttribute?

I'm creating a script tool and using the SelectLayerBy Attribute function (below), arcpy.SelectLayerByAttribute_management("cities_lyr", "NEW_SELECTION", '"CRIME_INDX" <= 0.02') However, I keep ...
1
vote
1answer
343 views

Python syntax error -can't figure out why? [closed]

This should be simple. I hope I don't get down votes! I just got the following code from an article about using Google Maps API and ArcGIS to calculate routes without network analysis and just can't ...
0
votes
1answer
37 views

whereClause syntax for Cost Distance parameter

I am looking to create a sql expression regarding point feature class and selection based on 'Name' field to pass to arcpy.sa.CostDistance() param[0]. similat to: savepath = env.workspace = ...
0
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0answers
102 views

How to extract raster using corresponding polygon using ArcPy?

I have to perform a simple raster extraction, but I can't find the way to do it. In a polygon layer, I have watersheds with their ID's. And in a folder, I have rasters, each one corresponding to a ...
1
vote
1answer
195 views

empty file geodatabase error (nowhere feature class)using arcpy [closed]

i want to import a python(2.7) script to arcmap 10.1 my script has 2 inputs variables one for workspace and another raster dataset and i want o convert input raster as feature class polygon . i want ...
2
votes
1answer
240 views

Weighted Overlay - passing parameter as text error?

For some reason when hardcoding the save path for the wieghted raster just before runtime it works perfectly. Like such... arcpy.env.cellSize = "90" arcpy.env.workspace = r'G:\Xcel\Route ...
-1
votes
1answer
60 views

define error for python script to import arcmap [closed]

i want to create a simple python script for create one file geodatabase but show me define error # Import arcpy module Import arcpy import sys import os from arcpy import env from arcpy.sa ...
2
votes
1answer
212 views

Conditional SQL Query

I've been running a code that searches a desired field in a feature class and performs an specified SQL query based on whether the field is string or double. The variables are just temporary fillers ...
1
vote
3answers
2k views

Create an X,Y latitude and longitude grid from an raster

I have a satellite image (LandSat 5), I want create a raster with X,Y coordinates, this is possible in Model Builder of ArcGis 10.0? or other option. I know that the option $$YMAP ($$XMAP) not work ...
4
votes
3answers
5k views

How to set Definition Query on ArcPy layer from shapefile?

I'm trying to determine options to set a layer definition query using ArcPy. I know that it is possible when using arcpy.mapping.ListLayers(). However, in this scenario I am loading in ...
0
votes
3answers
2k views

arcgis python attribute error, object has no attribute [closed]

So I am very new to python and working through my first online course. Does anyone know how I can fix this error: ...
2
votes
3answers
2k views

Adding a new field and calculating area using Python

Using Python, how do you add a new field to your shape file and calculate the area in km2?
1
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0answers
405 views

Running python script outside of Arcmap's python console

My codes works fine in Arcmap's python windows. But when I try to run it in a command promt windows, It says that; ERROR 000837: The workspace is not the correct workspace type. But it works fine ...
0
votes
1answer
340 views

registering or unregistering as versioned a future dataset with python

As you know, you can store feature classes in arcsde in two ways. Firts, in the root path: sde_conn_file.sde/FeatureClass Second, in a dataset: sde_conn_file.sde/DataSet/FeatureClass How can I ...
1
vote
1answer
140 views

SQL within Python Script to get only part of the expression by GetParameterAsText

I was wondering if anybody could help me. Im trying to create a tool within ArcMap using a python script. Within the script i've been trying figure out how to change it so that I only need to get ...
3
votes
2answers
1k views

How to remove temporary layers so they don't show up in parameter lists

ArcGis 10.2, arcpy. I have several tools in a Python toolbox that have a feature class parameter. The parameter is defined as parameterType = “GPFeatureLayer”. When running several tools in ...
1
vote
2answers
829 views

arcpy 10.0 iterate through shapefile1 clip shapefile2 to shapefile1's polygons

I know that this question has been answered several times before, but for some reason I cant get this script to run...So I was hoping someone could point out where Im going wrong. I have 2 ...
0
votes
1answer
151 views

Unique Values in validation

How do I ensure the same selection is not made on param[2] and param[3] both of which are populated from the same field using tool validation? import arcpy class ToolValidator(object): """Class ...
0
votes
0answers
73 views

problem saving GRID to .img keeping original names (export by attributes)

I am really new in Python programming. I try to make a loop for Extract by Attributes tool in ArcGIS 10.1. I have a huge dataset of raster (760pc) and I want to extract a specific value. This part of ...
6
votes
1answer
400 views

How can I exclude a field on a table from being copied?

I have a query "layer": >>> r = arcpy.MakeQueryLayer_management(r'C:\path\to\connection\file\connection.sde', 'TEST', 'SELECT T.ID AS OBJECTID, T.* FROM MY_TABLE T WHERE T.SOME_COLUMN = 1', ...
4
votes
1answer
4k views

Using arcpy.da.InsertCursor to insert an entire row that is fetched from a search cursor?

This is a simple process using the legacy cursors, but I cannot figure out how to do it with the newer Insert Cursor from the Data Access module. I basically want to take the entire row from a Search ...
6
votes
1answer
445 views

Determining Shape Area Field Name

I'm dealing with a varierty of spatial polygon files (shapefiles, file/personal gdb feature classes, sde feature classes (some with spatial views)) and depending on the file type, I get a mulittude of ...
1
vote
1answer
352 views

How to create sequential field based on sorted data? (or extract pop-up data?)

I downloaded a kmz field and converted it to a GDB fc on arcmap. However, the field I need to label the layer by is stored in the pop-up html field... It looks like this: <html ...
3
votes
2answers
185 views

Using arcpy, is it possible to check if a thumbnail exists for a specified file?

I have written a very simple tool that builds thumbnails for every map document in a folder : root_fld stands for root folder and rec tells if search must be recursive. import arcpy import os import ...
0
votes
1answer
437 views

How to set parameter filters in ToolValidator?

I am populating parameter[2] using validation code provided by ESRI. How can I modify this code to repeat for parameter[3] what was done for parameter[2]? To elaborate...param[0] is a user supplied ...
2
votes
1answer
606 views

Why does arcpy.SelectLayerByLocation_management give ERROR 000368: Invalid input data?

When i trying to do Select by location i got : arcgis scripting. ExecuteError: Failed to execute. Parameters are not valid. ERROR 000368: Invalid input data. Failed to execute (SelectLayerByLocation) ...
-2
votes
2answers
6k views

How to avoid ImportError: No module named arcpy causing Failed to execute (Script) error?

I have a proplem with arc hydro in arcpy,i want to create a simple script where automated some tools from archydro in arcpy.. I use arcmap 10.1 and python 1.7,my import is one dem and my export is a 6 ...
1
vote
1answer
393 views

Convert decimal latitude/longitude bounding box to SRID 26910

I have a bounding box specified in decimal latitude/longitude, and need to convert this into a bounding box in the SRID 26910 coordinate system. I've never had to work with different GIS co-ordinate ...
4
votes
2answers
372 views

How to transfer attributes to thousands of local points from ArcSDE feature class with millions of polygons?

I have a set of points and a huge feature class with topographic information (OS MasterMap for who knows it). I'm talking millions of polygons huge. I want to transfer attributes of the polygons to ...
2
votes
1answer
115 views

Problem adding dates into an existing feature class from an excel spreadsheet [closed]

I've been trying to load data from an excel spreadsheet into existing feature classes, but I've been having some trouble with the dates. I've written a script that compares the values in the ...
0
votes
2answers
84 views

Arcpy GetRasterProperties returns odd results

I have this simple piece of python code to test whether a raster has integer values or not: res = arcpy.GetRasterProperties_management(ws, 'VALUETYPE') res = res.getOutput(0) ...
0
votes
1answer
214 views

How to identify a selected graphic element(s) in python

I have a situation where I am inserting items from Excel into maps a lot. When I insert the items it always makes them a fixed width and then adjusts height to maintain aspect ratio. What I would ...
0
votes
1answer
151 views

Counting how many times a point goes through a loop and write the count to a text

I have a several feature classes that go through a loop to calculate points. I want to add up how many go through it each time so I can archive that number. I'm using ArcGIS 10.1. Lets say I have ...
2
votes
1answer
148 views

How to calculate a field in using updatecursor?

I'm trying to simply add a string in front of a group of numbers from another field in a new field. The filed I'm using update cursor in is GIS_ID_PAM and I'm trying to bring over numbers from a ...
0
votes
1answer
52 views

Is there an equivalent to arcpy.ImportToolbox() in 9.3.1?

Is there an equivalent to arcpy.ImportToolbox() using ArcGIS 9.3.1? I'm assuming it would use arcgisscripting instead of arcpy but I can't find any documentation.