The act of setting up computing instructions, usually stored in a file and interpreted at run time.

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0
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73 views

QGIS 2.8/.10/…crashes when I run, into PyQGis Console, a script within “exit command” of any GUI designed with the same pyQgis script code…Why?

I use QGis 2.8 or 2.10. I open Console PyQGis, so I can write Python specific code that I can design any GUI, as a simple Window Form. After I wrote this code I run this script created and it's ok ...
2
votes
1answer
63 views

How to write QGIS script to load Output file to Map Project with Desired Name?

Good news: the following line of code does produce the output as a shapefile with the name I want ("MyFile") and where I want it ("path"), path = "/Users/User1/Desktop/" ...
1
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2answers
118 views

QGIS Tool Scripting Help with “Select by attribute”

** I've gone back and edited (shortened and focused) my own question QUESTION: Why am I getting the error message "The following layers were not correctly generated: Output", when writing a script ...
2
votes
1answer
75 views

Scripting with “self” in QGIS

What is "self" and how can I use it error-free in a Q script? Example: mc = self.iface.mapCanvas() But when I try to run this in the Console I get the following error: NameError: name 'self' is ...
1
vote
1answer
29 views

How to Make Scripted Tools Load Output File Automatically into QGIS Project?

When writing your own scripts, and using some of the pre-fab tools how do you make the output load automatically into your QGIS project? Example: In the Help Tab of the QGIS tool ...
1
vote
1answer
70 views

qgis-processing: how to specify optional outputs?

Suppose a script has a variable number of outputs, which may or may not be produced depending on settings: ##Input_layer=vector ##Output_1=output vector ##Produce_output_2=boolean ##Output_2=output ...
1
vote
2answers
713 views

QGIS's raster calculator— running as a batch process?

I have a series of raster files (150 or so) that I need to multiply by a baseline raster. Unfortunately, the series of rasters have a different cell size (30m×30m i.e. .00027777778 degrees ...
3
votes
0answers
65 views

Possible to create AutoCAD-like grading lines in ArcMap?

I often need to show grading for roads and ditches. This is what the map readers require and what the standard symbology for grading is. These 3D lines can be easily created in AutoCAD civil 3d and ...
1
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3answers
188 views

Processing modeler: how to dissolve a vector layer and sum the attributes

I have a complex workflow prepared in the processing modeler, but I'm missing one step to link all the model. I need to dissolve a polyline vector in a single line vector that has as attribute the ...
1
vote
1answer
299 views

Implementating Analytical Hierarchy Process with ArcGIS 10.2 for Desktop?

I want to use the AHP in arcmap 10.2. I have tried using the arcscript available from http://arcscripts.esri.com/details.asp?dbid=13764 Which was designed for Arcmap 9.2. I was able to get as far ...
0
votes
1answer
65 views

Creating a Python Script [duplicate]

Is there any information out there on how to start creating scripts using Python and QGIS 2.10? I only have a little coding experience and an very unsure of how to start. My first script would ...
-3
votes
1answer
83 views

How to write a script that will merge shapefiles? [duplicate]

We use an application called IntraMaps Roam. Our guys go out in the field, mark up their maps with GPS points, and then bring them back to the office. They will copy their shape files to the server ...
2
votes
0answers
201 views

GeoServer 2.7.1 fails to start after installing 11-Aug-2015 scripting extension

This problem does not appear to be version specific for me. I have tried this several times with different versions and different system configurations. As the title states, when I add the script ...
2
votes
1answer
102 views

Is it possible to remove parameter values from the Python Window when running a script in ArcGIS?

When I run a python script in ArcGIS Desktop 10.1 the values from the parameters will be written to the Python Window (marked with red in the picture below). Does anybody know if it is possible to ...
1
vote
1answer
922 views

Linux Client for OpenGTS server

I've installed an OpenGTS server and successfully linked it with the GPS2OpenGTS_Pro application for android. The buses I'm tracking offer 3G with a wireless AP, however whenever the bus stops, the ...
5
votes
3answers
3k views

Python: Combine multiple Shapefiles

i have got a lot of Point-Shapefiles (r20010101.shp, r20010202.shp, r20020101.shp...). Each of them has the same amount of points at exactly the same location. In a column that is named after the Date ...
-1
votes
1answer
81 views

Is it possible to import/run AML script into GRASS?

I have an AML script that has instructions to import tmp files of (grid, network, basin...) is there any way to run the script in GRASS? I tried to converted to Python but I couldn't do it for the ...
1
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0answers
24 views

Point to point best link finder, need script?

I am planning a point-to-point microwave system in a geographically very hard area where it is full of mountains. I was searching if there is a way that I set a point and then script a code to search ...
5
votes
1answer
2k views

How to automate the drawing of polygons (square) around a number of points in QGIS?

In QGIS (or alternatively any other scripting + GIS stack), how can I automate drawing a 100km x 100km square around a number of points, with the point being dead in the center? I'd need to loop ...
0
votes
0answers
39 views

Creating and running custom scripts on a Geoserver

Is it possible to write custom scripts on a Geoserver. I need a script that can capture a WFS Request for some polygons etc. But instead of getting it from the Geoserver data base. I need to take that ...
-1
votes
1answer
50 views

Feature Attribute Count Script

Using an arcpy script how do I get the feature attribute count per feature class in a fileGDB? Ideally I would like to output to a spreadsheet, with the feature class name in one column and the ...
-2
votes
1answer
79 views

Fail to publish GP as a service

I have no idea what the issue is here, I created this scripting tool which works fine when I run it through ArcGIS desktop. However, for some reason, I am unable to publish the tool as a service.The ...
5
votes
2answers
4k views

How to install add-ons in GRASS?

How do I install the r.inund.fluv script in GRASS? https://svn.osgeo.org/grass/grass-addons/grass6/raster/r.inund.fluv/
3
votes
1answer
71 views

Redirect remote shell command output to ArcMap geoprocessing tool display?

I have a Python script that runs a shell command on a remote server (using the Fabric module). When I run the tool in the debugger, I see all the output scrolling, as the command can take hours to ...
6
votes
3answers
3k views

Check if shapefiles exists in folder

In ArcGIS modelbuilder I want to check if a shapefiles exists, if not I want to create the shapefile in that folder. I guess the calculate value tool within ArcGIS modelbuilder can be used, but I need ...
0
votes
0answers
30 views

Implementation of script for bus waiting stops

I've tried to add waiting time in bus stops in several ways (elevation fields, sub-segments, etc), but nothing worked. I'm now trying to use this script I've found in Internet: if (SourceID of ...
1
vote
1answer
95 views

How to generate WFS, WMS by scripting

I'm want to generate wfs and wms from postgis database. To do this i want to make a scripting with python (or with another language) to store my shapefile on geoserver and then deploy services ...
1
vote
1answer
60 views

Generate maps from different columns of shapefile with QGIS

I have a shapefile with N columns describing different attributes of some features. I would like to generate a grid of maps, where each map is a different column. Visually, I'm thinking of something ...
1
vote
0answers
97 views

Hex grid from layer bounds issue

I'm trying to use the 'Hex grid from layer bounds" script to reproduce the simple "Mapping density with hexagonal grids" from the Learning GIS book. When I run the script "as is" I get the error: ...
4
votes
1answer
234 views

Why can't I copy values from a virtual field to a non-virtual field using PyQGIS?

Using the python console, I am trying to copy values from a virtual field into another non-virtual field. Both fields are integer types but I get NULL in the non-virtual field. I followed the answer ...
0
votes
0answers
46 views

Writing Script for establishing parameter files for MRT

I have 15 years of MODIS data that I need to mosaic and resample using the MRT program. But to do so I need to set up parameter files for every date as there are multiple files for every day in the ...
1
vote
1answer
198 views

In qgis using python, how can I get multiple pixels from a raster based on a vector point file

I just started working with qgis, and for the life of me I cannot figure out how to solve this problem: I have several points of interest, these are stored in a shape file (just simple points). I ...
4
votes
1answer
1k views

Help with scripts for processing raster files with the raster calculator in QGIS

I am trying to process some raster files using python scripts in Qgis 2.20, and I have been having trouble finding any documentation on using raster calculator in scripts being run in the processing ...
0
votes
0answers
57 views

Python snippets from QGIS

Out of curiosity and perhaps for practical reasons, is there a way to obtain Python snippets from QGIS 2.8 the same way you do in ArcGIS? Please don't redirect me to some other question that looks ...
3
votes
1answer
73 views

How to access CRS of shapefile in standalone script?

I'm trying to access the CRS of a layer and use this to create a grid. I followed the answer in this post which works great in QGIS but I would like it to work in a standalone script. Here is a ...
2
votes
1answer
239 views

Arcpy: formatting string for file name

I have the following question about formatting a string which I use to create output file names. I loop a SearchCursor to create .png file. I extract two columns form the cursor e.g. "GMS_ID" and ...
0
votes
0answers
107 views

How to create a Shapefile of a subset of input features in PyQGIS?

I'm having some trouble applying my Python skills to develop some scripts in PyQGIS. For me it's far simpler to write it in ArcPy, but then again I wouldn't get that much satisfaction after finishing ...
1
vote
1answer
234 views

QGIS Python Scripting permission denied

I've just started a Python Scripting tutorial on QGIS. The problem arrives right at the end, when I have to use this script: output_file = open('c:/Users/Ujaval/Desktop/airports.txt', 'w') for f in ...
2
votes
0answers
143 views

Enable LWGEOM for OGR tools (QGIS 2.8)

I am doing some scripted operations on a Spatialite DB using OGRINFO, OGR2OGR etc. in the QGIS 2.8 OSGEO4W shell. Unfortunately, LWGEOM functions such as ST_Split() are unavailable and ...
2
votes
1answer
123 views

Why does this Python script only work once on QGIS?

I have a Python script to change the color of some specific features (lines) using categories in a vector layer. When I import the script in the console, the first time through the console it works ...
3
votes
1answer
1k views

How to Solve QGIS error “Python Plugin is Broken”?

I tried following the steps to build a python plugin for QGIS. (step 3 is where I am stuck at) 1) I used the Plugin Builder plugin to build the initial set of files. I call my plugin ...
1
vote
1answer
132 views

How to remove “ERROR 1” messages from a standalone QGIS script?

I am running a standalone script for QGIS which creates a high resolution grid and clips shapefiles onto it. Works perfect if the cell width and height have a high values (in my case, >200m for both). ...
0
votes
1answer
173 views

How to resolve 000210 problem, when I use Scratch Workspace

I have some problem. Now I'm trying to make Python script to resolve some problem. I need too place all out features in Scratch Workspace (Later this script will be used in web GIS and intermediate ...
0
votes
1answer
56 views

Intermediate files disappear in ArcGIS 10.1

I am working with ArcGIS 10.1 creating some slope and aspect files. I do this: DEM_park = ExtractByMask(mosaic_name, park_area) and it creates the DEM_park file in a default gdb with a default ...
1
vote
4answers
875 views

Python script for Field Calculator. ArcGis 10.2.2

I have a point shapefile with two columns i want to process. The first column is aspect and the second is aspect_m60, there is only one row with the aspect of my point. I have tried to write a script ...
3
votes
1answer
165 views

Standalone script looping incorrectly?

Following on from my previous question, I would like the script to do the following (includes illustration): Search for the first shapefile (Paris (O).shp) in Country_France > Original files and ...
0
votes
1answer
85 views

A script that only deletes fields within an attribute table specified by the user [closed]

I would like a script that will be executed in ArcGIS that only deletes fields within an attribute table that are specified by the user. As I understand it, this can be done in Modelbuilder but was ...
2
votes
2answers
349 views

How to use `layer.getFeatures()` in a standalone script?

I am following the QGIS Cookbook and this post where it concerns reading attributes from layers. I would like to exploit this method and implement it into a standalone script. Essentially, I want to ...
1
vote
1answer
66 views

Drag and Drop Custom Tools into Modelbuilder using ArcGIS Pro 1.0

I am having trouble dragging and dropping python scripts from a custom 10.3 toolbox into a modelbuilder model in ArcGIS Pro 1.0. Is there a way to activate this capability?
5
votes
1answer
834 views

Can multiprocessing with arcpy be run in a script tool?

I have been tinkering around with the multiprocessing module to resolve some processing of data in ArcMap 10.3. I have created a script which works fine if I run it in IDLE. I see all my cores max ...