An Introduction to Python
An Introduction to PyQGIS
Using the QGIS Python console
Custom Python Expression Functions
Exploring the PyQGIS API
Plugins
Reference Materials
Reference Materials
PyQGIS Cookbook (in developmemt)
Book: The PyQGIS Programmer’s Guide
SourcePole GeoAPIs reference (a little out of date now)
PyQGIS API documents
An Introduction to Classes and Inheritance
Intermediate Python
Intermediate Python Book
Tips and Tricks
PyQGIS3 Questions on gis.stackexchange.com
watch out for answers by
Ndawson
,
Nathan W
,
Underdark
and
other QGIS experts
.