A site-package created by Esri to expose many ArcObjects to Python.

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3answers
1k views

ArcPy Cursor iteration update

I'm trying to get the cursor to iterate through rows and fields looking for blank or null values and change them to 999999 but it's not changing anything. fc = ...
5
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1answer
468 views

Arcpy Pythonaddins Equivalent of arcpy.GetParameterAsText

I've build a neat little search arcpy script. The user opens any mxd, zooms to a location, chooses a corporate fGDB, and runs the tool. The user gets a list of all the populated feature class that ...
2
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0answers
117 views

How to detect broken hyperlinks with arcpy?

I have zero experience with python but am trying to search for broken hyperlinks in a large gdb (temporarily converted to a shapefile)- Used code from a previous question (Hyperlink broken path - ...
0
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1answer
99 views

unable to modify records from one shapefile to another

I am trying to update the atrribute data of a feature class with respect to another one by matching a common field. But it is returning an error for the setValue command. My code looks like: import ...
0
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0answers
31 views

How to update attribute table of a shapefile on display automatically? [duplicate]

I have a shapefile attribute table on display. After some processing, I have to right click click Refresh to get updated version of table. I am wondering if there is a way using arcpy to update it ...
3
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1answer
328 views

How to get output value from Feature Compare (schema) and append to existing csv?

I am working on a data integration project and am trying to single out feature classes which have a schema that varies from two base feature classes (one for point, one for polyline features). I've ...
0
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1answer
206 views

Creat point and update featuers spatial join

I have the following code that is in a tool. The tool creates a point on click, then auto sequential populates the "AddressID" field and also populates X_Coord, , Y_Coord. This part of the tool works ...
2
votes
2answers
2k views

Arcpy zoom to selected features not working

I'm writing a python script to automatically take some snapshots of my ArcMap in 10.2, but I can't get the zoom to selected features tool to work properly. I have a layer called carereport, which I ...
0
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1answer
126 views

AddLayer method failing when script in ArcToolbox is run from ArcCatalog

I need a 2nd set of eyes to do a sanity check, as I am not been able to figure out why a script that runs fine in pywin, does not run properly as a tool in a toolbox. Below is the script that runs in ...
1
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1answer
466 views

Error getting spatial reference as string in arcpy

I am trying to get the string associated with a spatial reference to print into an xml using arcpy and xml.cElementTree. Using the snippet: ... spatial_ref = arcpy.GetParameterAsText(3) ... Prj = ...
3
votes
3answers
681 views

Intermediate Data in Python Code

Is there a way to incorporate intermediate data (so that I do not have to select an output save location) in a python script that I turned into a tool? import arcpy, os from arcpy import env ...
1
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1answer
426 views

Query Layer not found ERROR 000229

My code executes in three steps: create FeatureLayer, create QueryLayer and join QueryLayer to FeatureLayer: arcpy.MakeFeatureLayer_management(**{ "in_features":features.get_dataset_fullpath(), ...
0
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1answer
147 views

Best Way to Get a List of Selected Rows for a Specific Layer using Layer Object in ArcGIS

What is the fastest/cleanest way to get a collection of rows that are selected in a certain layer? For some background, I am trying to hide selected features in a specified layer. The solution ...
1
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1answer
120 views

Arcpy scripts fail on big datasets - anyone has experienced similar behavior?

Here a question that is not extremely specific but maybe someone has had similar experiences... I have a few Arcpy scripts that work perfectly when used with small datasets but that silently fail ...
0
votes
1answer
61 views

How to restrict read only *.mxd file?

I have an *.mxd file and I don't want to save any edits to it after each session. Is there a way in 'arcpy' or python in general to restrict edit of *.mxd file? Any suggestions would be appreciative.
0
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1answer
635 views

Use a variable to calculate a field with arcpy as a script in a toolbox?

stringvariable = "banana" arcpy.CalculateField_management("c:\point.shp", "SUBDIRECT", "stringvariable", "PYTHON") I get an error saying stringvariable is not defined what's the deal? I check ...
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0answers
89 views

What causes “RuntimeError: DataFrameObject: Error in setting extent”?

I'm having a problem whilst trying to set extent on a python script. mapDoc is created using Web_map_as_Json string. Appreciate if anyone can help. result = ...
1
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1answer
421 views

Python package for processing GRIB data in windows

I would like to know what python packages can be used to process GRIB (Gridded Binary) data on a Windows system. I know there is something called pygrib, but to use that I have to use cygwin windows ...
2
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2answers
856 views

What is the most efficient way to iterate through folders and geodatabases?

I am looking at cataloging some data, and I have code that works, it just seems to take a lot of time to run through all of the items. The way this data is structured is a bit of a hindrance, ...
0
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1answer
310 views

How to use for loop to add and calculate new field?

I am trying to use for loop to add and calculate a newfield for 2 shapefiles and a different new field for 2 other shapefiles. When I tried to do these 2 loops as one, it did not work so I separated ...
0
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0answers
28 views

Reload Table Cache with Python & ArcGIS 10.1 [duplicate]

I am trying to create a button in arcmap that reloads the table cache. Exactly, like the existing button Table Options > Reload Cache. The button is inside when you open an attribute table. I would ...
2
votes
2answers
187 views

python add fields that may have NULL values

I would like to use python to calculate a field (short integer) using other fields (short integer) present in the table. In some cases these fields may have NULL values for one or more of the fields. ...
4
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4answers
2k views

Calculating X and Y of line start and line end using ArcPy?

I have a series of polyline shapefiles and I am trying to automate the process of calculating the X and Y coordinates of the line start and line end using Python. I have added the 4 fields (startx, ...
3
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0answers
282 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 ...
0
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2answers
284 views

How to pass expression to where clause in ArcPy? [duplicate]

I want to pass a user defined variable into a where clause Syntax SelectLayerByAttribute_management (in_layer_or_view, {selection_type}, {where_clause}) #user input MTRsel = ...
0
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1answer
442 views

how can I add all feature classes of the same name to an mxd in python

I have a bunch of folders which all have (almost) identical folder structures and file geodatabases of identical structures which in this folder structure. I need to add all of the same type of ...
2
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1answer
126 views

Arcpy Calculate Field Formatting Syntax

I am trying to field calculate a double field (PID) to a new string field (PIN). Using: qry = '"139-{}".format(!PID!)' arcpy.CalculateField_management(out, "PIN", qry, "PYTHON") Given a PID = ...
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1answer
71 views

Copying extents between features

I have a Building feature class whose individual building footprint extents I want to match to associated Level feature classes. Unfortunately, the Level data was converted from DWG files with only ...
0
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1answer
148 views

name 'AddressLocator' is not defined, Python created Address Locator

When I run this tool, I get the error 'name 'locator_AddressLocator_n_' is not defined'. My guess is that this is an issue with the path where the locator is trying to save to? So, I am assuming I ...
0
votes
2answers
332 views

How to use Field Value from arcpy.GetParameterAsText()?

I want to to is have a user select a feature class, which then populates the fields that can be selected (this works), create a new field in that feature (works), and then populate the new field with ...
3
votes
2answers
642 views

Run a model from python problem

I am using arcGIS 10.0 SP5 I have the following code : import arcpy arcpy.ImportToolbox(r"C:\Documents and Settings\Derek\FRAME\FORTEST.tbx", "Derek") arcpy.TEST_Derek() The model is names TEST ...
0
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2answers
205 views

Add value to a field Python

I was wondering if anyone can help me with some Python? I have a featuers Class with the columns KOMMUNE and GKR and some other columns.. Both columns are string. In the column KOMMUNE I have the ...
1
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1answer
214 views

Precondition in Modelbuilder - use in next process

In modelbuilder I am trying to create a tool which will check the coordinate system of the input shapefile. If it is GCS_WGS_1984, then nothing happens. If it is not, then it will reproject it to ...
3
votes
1answer
654 views

Multiprocessing issues with ArcPy

I am using ArcGIS 'watershed' routine in a script which makes use of multiprocessing. This works fine, but during execution I get the message: Unable to remove directory. Possible causes: 1- Not ...
2
votes
2answers
253 views

Is there a way to do a python batch script for Analyze and Compress on SDE Databases?

I created and modified python scripts based off of ERSI's example (http://resources.arcgis.com/en/help/main/10.2/index.html#//003n000000v7000000), however, what would be great is to be able to batch ...
3
votes
1answer
260 views

AddJoin failing in Python ArcGIS [duplicate]

My AddJoin operation is failing: arcpy.CopyRows_management(lup_file,out_dir+'lup') try: # Perform copy rows on merged csv file print 'start' aa = arcpy.Raster(SEIMF) ...
-1
votes
2answers
2k views

How to compare values from a column in attribute table with values in Dictionary{}?

I am just entering to the python world, hence the level of my question. Can anyone tell me what Python function should I use to compare values stored in one column in an attribute table with values ...
2
votes
1answer
59 views

How to merge (append) ArcInfo coverages that are inside folder structure using ArcPy?

I'm having a bad time trying to create a script capable of merging a list of arcinfo coverages located inside a folder structure. My goal is to merge the coverages named "car" that are inside each of ...
0
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1answer
106 views

Duplicating Features To Create A Pattern

I'm currently trying to take the 'Shifting Features' script from ArcPy Cafe and this SE response and apply it to a similar script that will one by one, through all the features in a feature class, ...
0
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0answers
141 views

arcpy.SearchCursor strangely throwing IO Error

I've been trying to use arcpy.SearchCursor on an xls file. Something I've done countless times before. I had a script running and then yesterday it started throwing: IOError: ...
4
votes
3answers
1k views

How to create a geodatabase feature class using a geodatabase table schema with ArcPy?

Is there a way in ArcPy to create an empty polygon geodatabase feature class that will acquire the schema of a geodatabase table? I know that it's possible in ArcCatalog (New -> Feature Class and ...
2
votes
2answers
760 views

How to generate dynamic legend using ArcPy?

I used this example to produce printing service. As the result I get map with too many elements in the legend. Is it possible ti show classes that are visible in the current map extent using python ...
1
vote
1answer
445 views

ArcGIS arcpy reprojecting raster issue

I have a raster which I want to reproject from GCS_WGS_1984 to GCS_NorthAmerican_1983. I am using the following code: try: spatial_ref = ...
1
vote
1answer
801 views

How do I copy polygon features with a WHERE clause using ArcPy.da

This question is similar to Copy a polygon geometry in Arcpy, except within the context of using Arcpy.da instead. I want to copy the geometry from one feature class to another using ArcPy.da (I'm ...
0
votes
1answer
138 views

problem with SelectLayerByAttribute management in script

hello my problem is that this tool works perfectly in IDLE or PyScripter programs, but if I use in the script in ArcGIS desktop this problem occurs: arcgisscripting.ExecuteError:ERROR 000582... why ...
1
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1answer
376 views

Multiply a raster list with a field value list in a FOR loop in ArcPy

I'm trying to create a simple map algebra calculation not managed by ModelBuilder, but writing it in Python is trickier than I thought. I have a list of raster in a GDB and I must multiply them by ...
2
votes
3answers
213 views

Best way to find points outside state boundary that are supposed to be within specific State

I have a nationwide featureclass called bakeries. In the bakeries FC, there is a field called "State" and the field is populated with state abbreviations(AL,NJ,CT,etc). I have another feature class ...
13
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1answer
2k views

How to make a separate Python installation that can call ArcGIS' arcpy?

I see a lot of threads asking how you can create a separate Python installation (e.g. the Anaconda or Python XY distribution) that can use arcpy, while not 'breaking' the original ArcGIS python ...
1
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1answer
234 views

How to export Raster to JPEG in Python?

I built a model to import table data, create xy event, kernel density and clip density raster. I would like to export the clipped raster as a JPEG but I am not sure how to write the ExportToJPEG code. ...
4
votes
1answer
1k views

call Sql Server stored procedure form arcpy

Is there a way to execute a SQL Server stored procedure with arcpy or Python and retrieve the results returned by the stored procedure? There is a very similar question posted on ArcGIS forum with ...