code: def delete(self, window):
      try:
          del self.dict[str(window)]
      except KeyError:
          # Sometimes, destroy() is called twice
          pass
      self.call_callbacks()
  
file_path: cpython/Lib/idlelib/window.py
imports: from tkinter import Toplevel, TclError
  import sys
label_desc: Use image node_id 3 for calling the WindowList obj's underlying member method code with example usage: obj.delete(window) without return types