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

learn more… | top users | synonyms (7)

4
votes
1answer
371 views

Can ArcGIS ModelBuilder be exported to Python and run in QGIS?

Is it possible to construct a geoalgorithm on the ArcMap modelbuilder, export this entire algorithm to python syntax (without having ANY knowledge of python) and then import this algorithm to QGIS and ...
4
votes
4answers
729 views

How to use Vector Ruggedness Measure (VRM) tool from ArcScripts at latest version of ArcGIS for Desktop?

I need to use the Vector ruggedness measure (VRM) tool available from http://arcscripts.esri.com/details.asp?dbid=15423. However, I am using ArcGIS 10.2 for Desktop and these tools are made for 9.0, ...
2
votes
2answers
338 views

Remove item from legend using ArcPy?

I can't remove item from the legend (lyr called "atikot") using arcpy with this code: import arcpy from arcpy import env removeLyr = arcpy.mapping.ListLayers(mxd, "atikot")[0] mxd = ...
6
votes
2answers
267 views

How does the deactivate function of an ArcGIS Python Add-in Tool work?

I have not been able to figure out how the deactivate function of a Python Add-in Tool works in ArcGIS. The help page that mentions the function, and that it 'causes the tool to no longer be the ...
2
votes
1answer
85 views

Using search and update cursors for random number generation

I am having some trouble getting a searchcursor to return a value for each record. The purpose of my code is to scan through a list of records in a field (FieldA) and based on those values populate a ...
4
votes
1answer
584 views

Find max and min values from a table based on two fields

I have a geodatabase table with the following fields: County_Name, State_Name, Date_Time, Customers Example Alameda, CA, 8/1/2014 12AM, 6 Alameda, CA, 8/1/2014 1AM, 1 Alameda, CA, 8/1/2014 2AM, ...
4
votes
2answers
2k views

What is the most efficient way to search a geodatabase for NULL-like records?

The problem: I have a geodatabase with several datasets and many more feature classes within. The fields within the feature classes have been populated through joins with shapefiles and manual edits. ...
6
votes
0answers
434 views

Save fails on raster object created from NumpyArrayToRaster [closed]

I am trying to save an ESRI grid built from a numpy array and am getting an error I've never seen before: Unhandled Exception: System.IO.FileNotFoundException: Could not load file or assembly ...
2
votes
1answer
206 views

Table to Excel Arcpy Error

I am trying to export a point shapefile to an Excel sheet using the arcpy.TableToExcel_conversion(FinalClipOutput, ExcelOut, "", "") The "FinalClipOutput" is the result of a clip that happens ...
2
votes
1answer
150 views

Problem with Python codeblock recognizing a field

'<'First Post Alert> I've been through multiple iterations / gyrations, and while there may be multiple problems here (and I'll appreciate feedback on all of them), the recurring issue is that the ...
1
vote
1answer
46 views

Unable to drag and drop current map elements into custom geoprocessing tool?

I know there mus be a simple solution to this but for some reason i cant figure it out. I have scripted an arcpy tool and the tool works fine in Arc10.2. The only problem is when I use the tool i ...
2
votes
1answer
204 views

How to SUM field, insert SUM into new field based on FIELD

This is a continuation of my previous question in an effort to build upon it. How to SUM field and then insert into NULL column? Given the examples of my data below, I would like to be able to ...
3
votes
2answers
307 views

Calculate field values using random integer derived from count of like features

I have a feature class which contains features classified by type. What I would like to do in my new field is generate a random number sequence for those like values using a count of the like values. ...
1
vote
0answers
58 views

Join does not return matching records after 1001 records have been successfully joined

I'm working on a process that joins a feature layer to another feature class. The code is as follows: arcpy.MakeFeatureLayer_management ("New_FC", "newFC_layer") ...
2
votes
1answer
394 views

Unable to open feature class Failed to execute (RasterToPolygon)

I'm trying yo execute the RastertoPolygon conversion tool in ArcGIs 10.1. I'm executing it through a for loop, then it resulted to an error (Unable to open feature class Failed to execute ...
0
votes
1answer
1k views

How to count number of fields in table (or feature class) using ArcPy?

arcpy contains a ListFields method, which "Lists the fields in a feature class, shapefile, or table in a specified dataset". The resulting object has a count method, but I can't see how to return the ...
0
votes
1answer
136 views

Hiding selected features in ArcGIS for Desktop using ArcPy or ModelBuilder?

I'm using data driven pages to create a series of maps of point features. Some of my features overlap spatially and I only want to show some of them on each map. Once I select the features which I ...
1
vote
1answer
918 views

Using Alter Field tool of ArcGIS for Desktop on shapefile?

According the ArcGIS 10.2.2 help this should work: inZoneData = sys.argv[1] # This is a shapefile fieldList = arcpy.ListFields(inZoneData) for field in fieldList: if field.name.upper() ...
4
votes
3answers
553 views

Using da.SearchCursor to get count of unique values in a field

Is it possible to use arcpy.da.SearchCursor() to get a count of unique features in a field without a dictionary? So, by this I mean if I have a field called TEXT which contains 10,000 rows populated ...
3
votes
2answers
197 views

Calculate Field Syntax: If statement over many fields

Apologies if this has already being asked but I couldn't find a page pointing to this problem. I'm struggling with the python syntax in the Calculate Field so that, in the table above: if b, c, d, ...
4
votes
1answer
625 views

How to SUM field and then insert into NULL column?

I am only in the beginning stages of learning Python. I have a column, 'QUANTITY_SOLID', that I want to take the sum of all of its rows. I understand I can do this with 'SUMMARY_STATISTICS', but i'm ...
2
votes
1answer
3k views

64 bit Python on ArcGIS 10.2.2 for Desktop

I am trying to have Python 64-bit with ArcGIS so that I can use my entire RAM when doing data analysis. Apparently ArcGIS 10.2 Desktop comes just with 'Python 32-bit'. Should I install a fresh Python ...
2
votes
2answers
115 views

Avoid adding new generated intermediate layers into ArcMap during Python script running?

I am running my script to do geoprocessing in the python window of ArcMap. Since the geoprocessing includes lots of intermediate files, and these files were added in ArcMap at the same time of the ...
1
vote
2answers
1k views

UpdateCursor only takes last value of SearchCursor

I have this piece of code: #written on python 2.7 for ArcGIS Desktop 10.2.2 import arcpy #set to folder where features are located arcpy.env.workspace = "c:\\Users\\python_ex" #on windows use \\ ...
5
votes
2answers
296 views

Build Network Dataset with python comtypes

I know this isn't possible in arcpy, so I thought I'd give it a stab using comtypes. I am trying to translate some of the VB.NET code to create a network dataset from the help docs: ...
1
vote
1answer
639 views

AttributeError: 'unicode' object has no attribute 'save'

I'm trying to multiply my raster to 100 from my ListRasters. I've adapted the code (especially the for loop portion) also from this site. Now, I'm encountering an error at the last line, when saving ...
1
vote
1answer
118 views

Add multiple fields to attribute table by python, with a prompt window for parameters

I know how to add field to arcmap shapefile using Python: import arcpy arcpy.env.workspace = "H:\pythonexercise\NZL_rds\NZL_roads.shp" arcpy.AddField_management("NZL_roads", "LENGTH", ...
2
votes
1answer
350 views

Removing last point in polygon geometry using ArcPy?

This polygon was created from a grid of 500 x 500 meters, then Union, Generalize and Dissolve was used to arrive at this geometry, the laspoint not help me, I just want to have points on each vertex. ...
3
votes
1answer
219 views

Copy multiple features in feature class, update field value based on number copied

I have created a field which will indicate the records I want to alter. What I want to do is then cycle through these records, each will contain sum values in a field.Based on the sum I want to copy ...
4
votes
2answers
470 views

How to get arcpy.da.walk to continue walk after encountering corrupt/problem file?

I am relatively new to python. I am trying to iterate through all DWG polylines in a directory with multiple (hundreds) of subdirectories. I would like the code to skip any DWG files that it cannot do ...
3
votes
0answers
19 views

Listing Joined tables in MXD using Python? [duplicate]

I've a question about arcpy List* modules. I have a quite large amount of data on ArcSDE Server. Earlier I made a list of the feature classes, and tables in the mxd-s placed there using da.Walk ...
2
votes
2answers
126 views

Reclassify a rasterList and sum the reclassified value from each Pixel

I'm trying to write a script in arcpy which reclassified a List of Rasters. This rasters are made by another tool before so there is already a loop. Actually I get the error 000582 and before this ...
0
votes
1answer
562 views

arcpy.Clip_analysis() Automatically Affixing .shp.shp to Target Feature Class Name?

I created a Python script that was previously working fine, but is now giving me an error when I try to use the arcpy.Clip_analysis() function in arcmaps 10.2.1. I am not adding a filetype extnsion ...
-3
votes
1answer
146 views

Why do I get a NameError: name 'gdbSuccessCount' is not defined?

I'm using a 412-line script that gathers and merges online tile data. However, I'm receiving a Traceback error, NameError: name 'gdbSuccessCount' is not defined. I've included the portions of the ...
1
vote
1answer
359 views

Buffering a PointGeometry in arcpy only returns a line?

I am trying to buffer a PointGeometry object in arcpy to a Polygon geometry object with ArcGis 10.2. The PointGeometry object is in lat/lon WGS84 coordinates and as far as I understand, I can only ...
1
vote
2answers
36 views

Matching feature classes by similar name for map automation

I was working on this a bit ago and had something which I thought worked however, it does not seem to be working at the moment. What I'm trying to do is match feature classes having similar files. One ...
0
votes
1answer
150 views

Is it possible to import arcpy module to PyPy interpreter?

I'm trying to use PyPy for my code because of speed. But my code needs arcpy module to run and I cant find out how to install or import this module to arcpy. I'm using PyPy 2.3, Python 2.7 and Win 7. ...
1
vote
1answer
177 views

What is the file structure of an ArcGIS Place File?

Does anybody know format of .dat file to help with bookmark automation?
2
votes
3answers
424 views

Points from python directly to ArcMap

I have a python code that is generating coordinates one by one. Is there a way to display them directly in ArcMap as they are generated? I am aware of the insert cursor but the lock on the table ...
1
vote
1answer
158 views

Subquery in SearchCursor with ArcPy?

I'm searching for the value from the field "demA_demA" which has the lowest elevation by having the value 8 from the field "outTable_2". How can I do this in the following script. import arcpy ...
0
votes
1answer
228 views

python code to create an intersection loop with a geodatabase [closed]

I am trying create a loop that will intersect each individual township with a statewide section layer. I am having trouble with the syntax of the intersect tool I think, but maybe it is something ...
2
votes
2answers
239 views

Adding ECW file to MXD with ArcPy?

I'm using Desktop 10.2 and I tried ,with this script, to add ecw file to mxd's but the result is a black & white raster(stretched symbology) instead of colored raster(RGB composite symbology) : ...
1
vote
1answer
116 views

How to create a model which executes a SQL stored procedure with user-provided parameters?

How can I create an ArcToolbox that executes a SQL stored procedure and asks the user for two inputs? As it stands now, I have to log in to my SQL server and run an execute statement for the stored ...
2
votes
0answers
211 views

ArcPy Add Graph Window

The arcpy MakeGraph_management tool suggests that a graph is stored via an in_memory representation that can be either: added to the host app or saved using SaveGraph_management. The graph appears ...
1
vote
1answer
243 views

Replacing text string on layout text element by reading lookup value from table via SearchCursor?

I'm not sure what the best way is to go about this, but here's my situation: In short, I exported a domain to a table (and I exported the table as a CSV, too, just in case it might be easier to work ...
0
votes
1answer
334 views

Using insert and search cursors on same feature class to clone row?

I'm using the code below in order to attempt to clone a row in a feature class and add that same row to the same feature class after updating its metadata (Name, date_start, date_end, etc.) The ...
0
votes
1answer
44 views

Rank cell values across multiple grids [closed]

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. ...
2
votes
1answer
1k views

Merge feature classes in feature datasets

I'm trying to merge a group of like feature classes which are contained within separate feature datasets. I can merge feature classes within a file geodatabase without having issues by creating a list ...
0
votes
0answers
35 views

procedurally alter dimensions of embedded Picture_Element

Theoretically, should it be possible using arcpy to alter Picture Element dimensions whose images are embedded? My attempts haven't worked. I thought to clone these as a possible workaround but those ...
1
vote
2answers
2k 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 ...