This video is a tutorial on how to make a QGIS plugin with the help of PYQGIS.
Here are some important links:
link to the python code file:- https://drive.google.com/file/d/1ViGl...
link to the handout:- https://drive.google.com/file/d/1YUvQ...
link to population data shape files:- https://drive.google.com/drive/folder...
link to the full plugin folder:- https://drive.google.com/drive/folder...