text: from tkinter import *
  
  
  def donothing():
      filewin = Toplevel(root)
      button = Button(filewin, text="Do nothing button")
      button.pack()
  
  
  root = Tk()
  menubar = Menu(root)
  filemenu = Menu(menubar, tearoff=0)
  filemenu.add_command(label="New", command=donothing)
  filemenu.add_command(label="Open", command=donothing)
  filemenu.add_command(label="Save", command=donothing)
  filemenu.add_command(label="Save as...", command=donothing)
  filemenu.add_command(label="Close", command=donothing)
  
  filemenu.add_separator()
  
  filemenu.add_command(label="Exit", command=root.quit)
  menubar.add_cascade(label="File", menu=filemenu)
  editmenu = Menu(menubar, tearoff=0)
  editmenu.add_command(label="Undo", command=donothing)
  
  editmenu.add_separator()
  
  editmenu.add_command(label="Cut", command=donothing)
  editmenu.add_command(label="Copy", command=donothing)
  editmenu.add_command(label="Paste", command=donothing)
  editmenu.add_command(label="Delete", command=donothing)
  editmenu.add_command(label="Select All", command=donothing)
  
  menubar.add_cascade(label="Edit", menu=editmenu)
  helpmenu = Menu(menubar, tearoff=0)
  helpmenu.add_command(label="Help Index", command=donothing)
  helpmenu.add_command(label="About...", command=donothing)
  menubar.add_cascade(label="Help", menu=helpmenu)
  
  root.config(menu=menubar)
  root.mainloop()
  