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

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1answer
29 views

Intersection of two polyline geometries not returning expected coordinates?

T2B = arcpy.Array([arcpy.Point(1,2),arcpy.Point(-1, -2)]) L2R = arcpy.Array([arcpy.Point(0, 2), arcpy.Point(1, -2)]) L2R_line = arcpy.Polyline(L2R) T2B_line = arcpy.Polyline(T2B) cent = ...
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1answer
40 views

Python Toolbox (.pyt) Tool Output Layer Name

How can I manipulate the TOC display name of my output parameters when using a Python toolbox (.pyt) Tool class. I tried adding a symbology layer, however this has no affect on the TOC name. Is it ...
0
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1answer
38 views

Script never finishes and throws no errors. Creates lock on file until restart?

I have a simple script that gets all layers in a gdb and uses them to clip a DEM. What's happening though is it starts the clipping but never finishes and after killing the process I am unable to ...
4
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5answers
328 views

Dissolving polygons fails on computers with small amount of RAM

When I'm trying to dissolve a polygon through an arcpy script the operation fails with the 999999 error on computers with small amount of RAM [~3 GB] (known issue). Unfortunately neither this, that ...
2
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1answer
62 views

forLoop & joinField & different names

I have a folder with an output (shapefiles) from an iteration. On this output, I want to perform a join between two attributetables. So far so good. Here comes the tricky part. There are different ...
2
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4answers
76 views

How to set a minimum point snap distance?

There are two points: A and B. I need to snap any points within a 65 m search radius (blue buffer) of point A. However, the snap distance of B needs to be exactly 5m apart from A (i.e. located ...
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2answers
64 views

Error in Select Layer by Location python script?

I keep on getting an error on Select by location that the file cannot be found and the inputs are invalid, but I can't figure out what I'm doing incorrectly. I realize some of my variables ...
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0answers
14 views

How to add report to layout using Arcpy [duplicate]

I have a script that creates MXDs and layouts dynamically, i need to to add to each data frame in the layout report using arcmap report wizard rather then export to pdf, is it possible ?
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1answer
36 views

How can I do a definition query on a layer and zoom to it?

I am trying to do definition query to a layer and to zoom to the same layer, but I got an error ("SyntaxError: can't assign to operator") ?? dataFrame = arcpy.mapping.ListDataFrames(mxd)[0] # the ...
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1answer
42 views

Definition Query then Zoom to Layer Automation?

I'm trying to create something in here. I want to have an automated process of doing a DEFINITION QUERY then ZOOM TO LAYER with one step. the concept is like that, a dialog comes up with one form ...
6
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5answers
154 views

How to access adjacent rows with cursor?

In the attached screenshot, the attributes contain two field of interest "a" and "b". I want to write a script to access the adjacent rows in order to make some calculations. To access a single row, ...
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0answers
24 views

Real-time Feature/Geometry Aggregation in Map Service Layer

Use-Case Provide a map service layer that perform a real-time aggregation of geometry objects grouped on a set of criteria from a normalized data source, labeling the resulting image based on data ...
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2answers
58 views

Call field from zip() into Field Calculator expression ArcGIS

I've been trying to find a way to call in field names from a zip(). Basically I have 12 fields called "Flw_days1", "Flw_days2" etc and corresponding "Depth" fields that need to be calculated using the ...
1
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1answer
41 views

how to separate a list of features from its shapefile_

I tried to copy all features in a list of dictionaries. the code looks as follows: def iterate_features(self): feature_set = arcpy.SearchCursor(self.address) for feature in feature_set: ...
1
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2answers
193 views

ArcPy setup and operation

I'm looking getting familiar with using ArcPy scripting within ArcMap to automate some common requirements (buffering, etc), however have some queries on how this is all set up. I'm running Arc 10.2 ...
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1answer
33 views

Select parcels from SDE layer using table list and exporting to shapefiles

Using a table of county fips codes and state name, I need to select from a large parcel layer stored in SDE and export to individual shapefiles based on the fips code and state name from the table. ...
0
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2answers
60 views

How to handle list variable in a where clause

I am calling a list of names in from a text file and would like to use each of those to make new layers. I am running into an issue where I get "TypeError: cannot concatenate 'str' and 'list' objects" ...
2
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1answer
76 views

How to turn on all fields before appending?

I'm using append on model builder, no test schema type. In order that field will match they need to be at the same order, and visble. How can I turn on all fields of input layer before appending ...
0
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1answer
21 views

Understanding arcpy.Describe IOError?

I am trying to find out if an mxd contains any schematic diagram layer through a python script tool. I am looping through all the mxds those are added to the python script tool and in each mxd ...
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0answers
28 views

How to extract, rename, and move files via scripting [migrated]

I am a beginner in Python, so this problem is really daunting. I am using ArcGIS 10.2 with Python 2.7 I have about 3,000 zip files (Winzip) which each contain four shapefiles describing different ...
3
votes
1answer
115 views

How do I change to a Historical version using Python and arcpy

I am having an issue trying to change to a historical version on an SDE feature class using Python and arcpy.ChangeVersion_management. I am able to manually change the version to a specific date and ...
4
votes
2answers
119 views

Using Spatial References with ArcPy after *.prj files no longer installed by ArcGIS 10.1 for Desktop?

I'm writing a python script that uses the CreateFeatureclass_management tool, without a template. One of the required parameters is a spatial reference. I used to be able to point to the system *.prj ...
0
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1answer
38 views

Updatecursor returns with 'variable not defined'

I am fighting a bit with the cursor function since this morning. Thanks to the help of the people here and some tutorials I found I got this far import arcpy arcpy.env.workspace = ...
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1answer
34 views

SearchCursor returns strange value

my searchCursor look like this. arcpy.env.workspace = "C:\\Users\\lambioch\\Documents\\LSJR_GIS_Results\\Scoring\\Ecodis_clip_split" #set workspace to folder with values eco = arcpy.SearchCursor ...
0
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3answers
69 views

UpdateCursor 'is not defined' Python

I have several files (shapefiles). Table 1 has only one row with several fields whereas Table 2 has several rows. What I want is to take a value from Table 1 and populate all rows in Table 2. I used a ...
3
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1answer
44 views

How do I classify number values in Python to assign it to a group?

I have calculated the number of points that exists for a SqMi area and am trying now to assign it to a certain group based on where it falls in the classification. Does anyone know a tool that I can ...
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0answers
55 views

Using python script to change group layers data source path

I am trying to implement the python script supplied by GetSpatial here: Python Script to change Group layers and am having some difficulties. import arcpy, datetime, os, io, sys def ...
2
votes
1answer
56 views

What are resources to learn ArcGIS for someone who already knew Python [closed]

I know that there are several resources recommendation questions, however, they are all from GIS people trying to learn Python (for example, here). My situation is the opposite: I have worked ...
0
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2answers
32 views

Arcpy: calculating a field based on feature class geometry, eg 'if FC ==“POINT” calculate xy coord

I have a script that populates new fields based on user input. I would like it to also add the XY coordinates in DD if the Feature Class is a point feature, else, it moves on to the next command. I ...
0
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1answer
35 views

Adding field to table without path to table (python) [closed]

I want to add a field to my table in the FieldCalculator. import arcpy arcpy.AddField_management("veg8", "test", "TEXT") An error message occured doing this and I figured out that I need to set a ...
1
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2answers
40 views

Arcpy text strings as gp expressions

I’m using a while statement to count down from x until it = y. Each loop decreases x by 1. This variable (among other variables) is passed into a geoprocessing tool’s expression variable as a ...
1
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1answer
63 views

Arcpy: List to point feature class

I have a list of lists that contains: [vala, valb, valc, vald, (pntx, pnty)] [vala, valb, valc, vald, (pntx, pnty)] [vala, valb, valc, vald, (pntx, pnty)] I also have a list of the field names that ...
2
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1answer
25 views

arcpy: join feature class (one to one) and get feature id of each joined object

I am currently spatial joining two feature classes like this arcpy.SpatialJoin_analysis(target_features,join_features,output_features, join_operation="JOIN_ONE_TO_ONE", ...
4
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1answer
64 views

Can ArcPy fill forms in Add-in interface?

I'm trying to build an ArcPy tool, which will ask the user to input some information (ID, Name, Address, Zip, etc.) first. My add-in interface is shown below, and hope to implement that once the user ...
1
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2answers
45 views

Set parameter of field from number to string with python

since I realised python is a very useful tool in ArcMap I dont want to do any workarounds anymore. I have a field with is numeric, but I want to perform this calculation in the field calculator on it ...
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2answers
79 views

How to copy selected features from one sde feature class to another with different attributes using Arcpy?

I am new to Arcpy scripting, I need help on copying the features to SDE feature class. My Scenario: We have 2 Geo databases running on Oracle 11g ArcSDE 10.2 . I have been asked to write the python ...
5
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1answer
163 views

Is there a way to use ArcPy module in the python shell that is not with ArcGIS?

I have ArcGIS 10.2 installed on my machine. When ArcGIS was installed, python 2.7.3(32 bits) was also installed. I need python 2.7.5 64bits for some gdal functions. So I installed python 2.7.5 64bits ...
1
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3answers
82 views

Merging many to one data rows in arcpy [duplicate]

The dataset 'left_right_merge' at the bottom of my screen shot shows the dataset that I'm currently working with. The NODE values indicate a single point feature, but is duplicated with many ...
0
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3answers
58 views

Script tool problems

I'm having trouble making a script tool in ArcGIS. I have developed a script that will edit certain values in the attribute table. Without incorporating a script tool this script works fine and edits ...
0
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2answers
36 views

Select and export by attribute iteration

I'm trying to do a loop for select and export layers by attribute and name them based on the field value. I've written the script below and it creates the shapefiles which picks up field values as ...
0
votes
1answer
80 views

How to programatically modify the placement properties for labels

Does anyone know how to modify the location of a label programatically? I'd like to make the labels sit directly below the symbol!
1
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1answer
85 views

Creating a Simple Join Script in Python

I'm trying to create a simple join script in python from an arcgis model, where the only steps are joining a map to a table to produce a map with the table's properties. The attributes joined ...
0
votes
1answer
34 views

excluding NaN records from FOR loop?

I am trying to create an array of Z and M values for vertices from a polyline (Z and M enabled) feature class. Some of the vertices do no have M values/geometry and I wish to exclude them from the ...
1
vote
1answer
82 views

Using UpdateCursor to update a field based on other field values

I've been trying to create a python script that will update certain fields in the arcgis attribute table. I have attempted to do this by using the update cursor to update a field based on another ...
1
vote
1answer
74 views

Is there a way to set the workspace on selected features

i´ve built in a tool for arccatalog which transfers GIS Files into shape Files. Everything is working so far, but i want it a bit more customer friendly. Atm it looks like this: You can right click ...
1
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1answer
28 views

How to use arcpy to ungroup a group layer in an mxd

I am looking for a way to ungroup a group layer using arcpy... (instead of having to open the mxd and right-click on the layer to choose "Ungroup"...) mxd = arcpy.mapping.MapDocument(pathToMyMxd) df ...
0
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1answer
42 views

Add points to shapefile and display over map interactively using Python Add-Ins

I want to add points to a shapefile interactively using pythonaddins and display them over map. Points are added to shapefile but not to display. Please suggest how to fix this discrepancy. class ...
0
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0answers
25 views

Using arcpy to enable layer masking (Advanced Drawing Options)

I am looking for a way to enable and change layer masking (under Advanced Drawing Options) with arcpy... it seems you can do this if you have the Production Mapping extension, but I do not have it... ...
0
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1answer
66 views

arcpy Make Feature Layer using a where clause

From a table of lines and polylines I am I'm building a seperate table of points (nodes) with their X and Y coordinates stored as attributes. I want the nodes to be unique, so I'm checking to see if a ...
0
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1answer
46 views

Change symbology of all layers in table of contents

I am attempting to put together a DEM of the U.S. I have thousands of contour elevation files that I have loaded into an ArcMap document. I need to change the symbology for all of the layers in order ...