class_docstr: Abstract class representing tree items.
  
  Methods should typically be overridden, otherwise a default action
  is used.
class_docstr_tok: ["Abstract","class","representing","tree","items",".","Methods","should","typically","be","overridden",",","otherwise","a","default","action","is","used","."]
docstr: Return list of items forming sublist.
docstr_tok: ["Return","list","of","items","forming","sublist","."]
code: def GetSubList(self):
      """Return list of items forming sublist."""
  
imports: import os
  from tkinter import *
  from tkinter.ttk import Frame, Scrollbar
  from idlelib.config import idleConf
  from idlelib import zoomheight
label_desc: Use image node_id 11 for calling the TreeItem obj's underlying member method code with example usage: obj.GetSubList() without return types