Debig QGIS Plugin

• Usage
  • 1. Install debugvs plugin
  • 2. Configure VSCode
    • 2.1 Configuring Workspace
    • 2.2 Create launch.json file
  • 3. Debug plugin

Usage

1. Install debug_vs plugin

1. Open QGIS.

2. Click on "Plugins"->"Manage and install plugins"

   

3. Search for debugvs. Click on "Install Plugin"

   

4. If you are on Windows, then fix %appdata%\QGIS\QGIS3\profiles\default\python\plugins\debug_vs_init_.py file

   try:
       import debugpy
   
       self.debugpy = debugpy
       self.debugpy.configure(python = 'python3') # New line
   except:
       pass
   

5. Install pydebug module. Open C:\Program Files\QGIS 3.32.2\OSGeo4W.bat and call:

   pip3 install debugpy
   pip3 install pyqt5-stubs # not neccesary
   

2. Configure VSCode

2.1 Configuring Workspace

1. Open VSCode. Locate to plugin folder

2. press "Ctrl-Shift-P" and type ">preferences: Open Workspace Settings (JSON)"

   

3. Open "./.vscode/settings.json" file and add the following lines (Change qgis and python versions if needed)

   {
       "python.defaultInterpreterPath": "C:\\Program Files\\QGIS 3.32.2\\apps\\Python39\\python.exe",
       "python.autoComplete.extraPaths": [
           "C:\\Program Files\\QGIS 3.32.2\\apps\\qgis\\python"
       ],
       "python.analysis.extraPaths": [
           "C:\\Program Files\\QGIS 3.32.2\\apps\\qgis\\python"
       ]
   }
   

2.2 Create launch.json file

1. Click on "Run and debug" button -> "create launch.json file"

   

2. Choose python -> select "Remote Attach"

   

3. The launch file must looks like:

   {
       // Use IntelliSense to learn about possible attributes.
       // Hover to view descriptions of existing attributes.
       // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
       "version": "0.2.0",
       "configurations": [
           {
               "name": "Python: Remote Attach",
               "type": "python",
               "request": "attach",
               "connect": {
                   "host": "localhost",
                   "port": 5678
               },
               "justMyCode": true
           }
       ]
   }
   

3. Debug plugin

1. Inside QGIS click on "Enable Debug for Visual Studio Code"

   

2. Inside VSCode press "F5" for attaching