code: def destroy(self, *e):
      if self._top is None:
          return
      self._top.destroy()
      self._top = None
  
imports: from tkinter import IntVar, Menu, Tk
  from nltk.draw.util import BoxWidget, CanvasFrame, CanvasWidget, OvalWidget, ParenWidget, TextWidget
  from nltk.tree import Tree
  from nltk.util import in_idle
label_desc: Use image node_id 5 for calling the TreeView obj's underlying member method code with example usage: obj.destroy() without return types