A site-package created by Esri to expose ArcGIS for Desktop (and ArcGIS Pro) geoprocessing, mapping, etc, to Python.

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2
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150 views

Using Python to iterate through directory to create event layer and perform kernel Density for each file?

I am new to Python for ArcGIS, but have been using ArcGIS a while. I have a large directory of tables with point data. For each file of each folder I want to create a kernel density layer. I have ...
0
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1answer
175 views

Using Python to Union two polygons from separate gdb? [closed]

I'm in the processes of learning python and am stuck on an exercise. One part of the exercise requires me to union a polygon from one gdb with a polygon in another gdb. Here is what I have, which isn'...
2
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2answers
181 views

definition query with 3 plus variables to loop with python and save layer files

I have a script that takes an input feature class and uses a field within this class to create a definition query for each unique field. A question on how to do this is listed below saving layers for ...
0
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1answer
45 views

arcpy CSV file to raster attribute table?

Using TableToTable_conversion I can convert a CSV file to a table in a geodatabase, but how can make this table be the default attribute table for a raster in the geodatabase? I can't seem to find ...
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0answers
78 views

Configuring Python to avoid conflict with ArcGIS for Desktop (ArcPy)? [duplicate]

I am trying to find the best way to configure a new version of python in my computer (windows) so that I do not have any problem with the python version that I have with ArcGIS. Is there anyway to ...
1
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1answer
42 views

Why is there a lock when using arcpy.DeleteField_management in arcgis 10.0?

This code only works when ArcCatalog is closed or the featureclass has never been opened by ArcCatalog. For other arcpy management functions this is not the case, but when ArcCatalog is open, I get ...
1
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1answer
118 views

How can I programatically set the “Description” for a ArcPy Geoprocessing Service?

When I create a Python Toolbox (pyt), I set the name and description of the toolbox. When I create the parameters, I can set their name, type, default value, in/out, etc. Basically, everything that ...
0
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1answer
191 views

ArcGIS 10.0 Python script not working with ArcGIS 10.2.1. Looping through SelectLayerByLocations

Last year I got assistance from StackExchange to write a Python script for ArcGIS 10.0 which loops through SelectLayerByLocation with buffer until it returns no new rows. Then it uses the selection ...
1
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1answer
32 views

Calling a variable in SelectLayerByAttribute

I am trying to code a Python add in for ArcGIS 10.2. I have a shape called FACILITIES which contains facilities, a field CATEGORY and I wish to select all the entities that are categorized as "school" ...
2
votes
2answers
419 views

Ignoring field types in Python list returned by arcpy.ListFields()?

I am generally just wondering if there is a nice and easy way in python to ignore all fields of a specifiy type (eg string) in a feature class. At the moment I am doing it with field_names = [f....
1
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1answer
56 views

Field mappings object not functioning with Merge_management

I'm trying to limit the number of fields when I perform a merge to two. Below is the script I have created to do so. However, the merged feature class carries over all fields, despite my use of a ...
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0answers
91 views

SQL fails in python. In ArcMap error FDO error: -2147024871 returned

I'm having issues with an SQL expression for a feature class in a file geodatabase. When working in ArcMap, the SQL will fail on its first attempt, and produce the following error: However, when I ...
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0answers
46 views

Why is arcpy ChangePrivileges_management adding a second feature class to map?

I am new to GIS and pretty new to python, so sorry if this is ugly code. I am creating a feature class in a postgres database if it does not already exist and the user wants it created. That works ...
0
votes
1answer
383 views

cannot concatenate str and list objects

I'm trying to rename a group of rasters to "I1986_" + [The 1st 3 letters of the raster]. For example, if a raster is named "Raster1", the output would be "I1986_Ras". I've tried including str() ...
1
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1answer
72 views

How to replace field name with a variable in exported whereclause?

In the select by attribute how do I replace "AADT", with a predefined string variable? I don't understand the pattern in "\"AADT\">=" , can you please explain why is it that way when exported from ...
0
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1answer
192 views

Python Script to Select records based on user input

I am running Arc 10.3 in a versioned environment. I am attempting to write a simple code that will select service records coming from Oracle CRM to a separate feature class containing only records ...
2
votes
1answer
70 views

Searching for fields in geodatabase and adding them if they do not exist with ArcPy?

I have a list of files that need to be present in my featureclasses - myFields[]. I need to add these fields if they are not present in my FeatureClasses. import arcpy myField="Field01" myFields = [...
4
votes
2answers
320 views

Fastest way to numerate intersecting polygons in ArcGIS

I need to numerate a thousands of polygons in groups, so each group will get unique number. Every intersecting polygons is unique group (see picture). So polygons have field "groups" with values: ...
0
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1answer
238 views

TypeError: value #0 - unsupported type: datetime.timedelta

The following code runs fine minus receiving the error below, which doesn't make any sense (to me) as I have other UpdateCursors and perform UpdateRow(row) with other date values. As can be seen below,...
1
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2answers
204 views

Export feature classes in geodatabase to CSVs

I am trying to export feature classes within a geodatabase to CSV format using "Export Feature Attribute to ASCII" in ArCGIS. I am getting the following error Traceback (most recent call last): ...
2
votes
2answers
1k views

How to access Spatial Analyst extension from stand alone script?

If I run this script: import arcpy arcpy.AddMessage(arcpy.CheckExtension("Spatial")) from arcpy.sa import Con from arcpy import env fDir=r'd:\scratch\fdir' outFolder=r'd:\aerials\images' env....
2
votes
1answer
188 views

How to use %i%“.csv” in arcpy to name an output csv file?

I am using arcpy to describe datasets and output the results into a csv file. I am doing this via a script in arctoolbox and would like to save the file in the same folder as the file being analysed. ...
0
votes
2answers
181 views

How to enter date with arcpy.GetParameterAsText with arcpy?

I want to allow users to enter a date as a parameter through a dialog window in a toolbox script. I have obviously defined the field with a "Date" data type but something is wrong with the formatting....
2
votes
1answer
104 views

Polygon found with search cursor, but not update cursor

Here's my issue. I am doing two things with arcpy: 1) I search a feature class using arcpy.da.SearchCursor() and pull out a UID field and the geometry in WKB format for all polygons in the file, ...
0
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4answers
248 views

Is there a site with templates for Arcpy where I can just fill in the blanks?

I have a Shapefile containing near 7000 pour points across the globe (GCS, WGS84). I'm using the following model to select the first feature point of the Shapefile, copy the selected feature in a new ...
0
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2answers
54 views

Comparing field names and field formats for featureclass using ArcPy?

I have a strict data model which needs to be enforced for a project. For all featureclasses which exist, I need to check if the fields which are present conform to the data model. I want to do this in ...
1
vote
1answer
404 views

Returning feature class from Python toolbox

I am trying to return a feature class (my sample data is a polygon fc) from a Python toolbox and cannot find any information about what I have to set to get it to work. This runs successfully and ...
2
votes
1answer
61 views

Pass buffer as variable using arcpy.Buffer_analysis

I am trying to pass a buffer variable and seem to have run into some sort of limitation of the command. The buffer will vary each time the script is run so I need to have this parameter variable ...
0
votes
1answer
67 views

Script not working as expected

I'm newbie to python and I wrote this script. It is supposed to check the text in the fields fld_o and fld_d and write a value (just numbers in a sequence) to a newly created field fld_name. While ...
2
votes
2answers
225 views

How to remove duplicate polygons having different attribute values from Python Arcpy?

I'm trying to create a national.shp to cover the entire countries land. I made index called "province" to help me update the information in my attribute table from the national shapefile. The idea is ...
1
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1answer
250 views

How can I dissolve adjacent polygons based on minimum attribute value? [duplicate]

I'm trying to merge the polygons (administrative boundaries) in a dataset untill they reach a minimum value. Lets say that the polygon dataset consists of the number of people per polygon and I need ...
3
votes
3answers
353 views

Is there a better way to compare lists in arcpy?

I simply want to create a script which compares a list with the field names of a featureclass and if the fields do not exist in the featureclass add them. My code works, but is very inefficient. How ...
3
votes
2answers
1k views

Listing data sources in ArcGIS map (*.mxd) without opening it?

Is there any routine I can use to read the data sources out of mxd´s without waiting 30 seconds to open each one? I need to create lists of all data sources as we are migrating data and altering our ...
0
votes
1answer
142 views

Convert field types in GDB with Python

I want to create a python script (ArcGIS 10.1) where I loop through a GDB with several feature classes and select all the fields which are of text type and convert them to float type. I always want ...
1
vote
1answer
37 views

Calculating lat/long in NAD 83 and NAD 27 using arcpy or modelbuilder

I have four double columns for lat/long with NAD 83 and NAD 27. The native projection of the data is in NAD 83, but the client want's the attributes filled out for NAD 27 as well. I want to ...
0
votes
1answer
158 views

Arcpy scripts run time dialog keeps deactivating tkinter window

I'm using tkinter in my scripts to get field names of the user in case the hard coded field names were not found in the target feature. it runs from python IDE, but when run from arcmaps toolbox the ...
0
votes
1answer
630 views

How to add an image (jpg) to an existing layout using Python?

I have 1500 MXD whit the same template layout, and need insert other image for the al mxd thanks for your time. version arcgis 10.1
2
votes
1answer
293 views

Listing Data sources using arcpy: ListLayers very slow

What I am trying to do is create a list of all the data sources in a directory filled with mxds. So I have this code pasted below. For some reason when listing layers it can take up to 50 minutes even ...
1
vote
1answer
320 views

Value Error with Float/Integer/double Fields in Python?

When running this Code: import arcpy from arcpy import env import os #Specify the map document and the data frame mxd = arcpy.mapping.MapDocument(r"G:\\PythonCode\\mxd_test.mxd") env.workspace = r"...
3
votes
1answer
572 views

Checking .mxd version using ArcPy?

I am looking for a way to check the mxd version of a bunch of mxds. I found a script here at ArcPy method to determine ArcMap document version I am using ArcGIS 10.3.1 on my desktop. It goes through ...
0
votes
0answers
77 views

ArcPy: execute code for each feature in a dataset

Is there a way in ArcPy to iterate through a dataset and do something with the current feature without having to manually select that feature? Two examples for clarification: - export each feature as ...
0
votes
0answers
34 views

How to sort points in a proper order using arcpy? [duplicate]

As the picture shown in below that i have bunch of points distributed in an area. The problem is that their attribute records of each points is not in a proper order as u can see in the left bottom ...
1
vote
1answer
438 views

Adding feature class into ArcGIS 10.3 mxd using python script [duplicate]

I am trying this simple task to add a feature class to an mxd (ArcGIS 10.3) but getting few errors. Here are two options I tried. 1) Preferred option - adding feature class itself into a active ...
0
votes
1answer
2k views

Arcpy: MakeFeatureLayer_management: Where is the file?

I am trying to understand arcpy/python, and am confused about where a layer file is located during the process. This is my code: import os, sys import arcpy gdb = "C:\\Example.gdb" featureClass = "...
3
votes
2answers
2k views

Scripting spatial join in arcpy - how to set field attribute in field mapping object?

I'm scripting a spatial join in ArcGIS with Python. I only want the resultant feature class to have a single field containing one attribute from the join features. In general, many join features ...
1
vote
4answers
147 views

ArcGIS 10.2.1 arcpy handling quote mark styles

I have been asked a question that I believe is due to a mix a quote marks however I cannot specifically say why this is so in the example below. I wondered if anyone has had a similar issue. A small ...
0
votes
1answer
125 views

ArcMap 'in_memory' trouble?

Being new to ArcMap, and ArcPy I have a problem with a script including several geoprocessing functions. The number of functions inspired a search for a means to save outputs (subsequent inputs) to ...
0
votes
1answer
201 views

Reversing polyline direction based on raster value using ArcPy?

I am trying to create an ArcPy script that will read a raster cell value at the start point and end point of a polyline, and flip the line based on those values. I do not want to create another ...