I'll show you how to select and expand all the rows in a Tkinter treeview widget, including sub-rows.
0:00 Intro
0:34 Demo app
0:56 Code overview
1:52 Get root items
3:48 Select root items
5:13 Select sub items
7:20 Expand items
9:20 Closure
#tkinter #python3 #pythongui #pythonguitutorial #pythonprogramming