Python erstellte schaltfläche wieder entfernen

from tkinter import *

from tkinter import messagebox

import tkinter as tk

def button_action3():

    m_text = "no text here"

    messagebox.showwarning(message=m_text, title = "Info")

def menu1():

    button_menu1 = Button(fenster, text="Button1", command=button_action3)

    button_menu1.place(x = 10, y = 10, width=100, height=25)

def menu2():

    #button_menu1.destroy() #Schaltfläche aus def menu1 wieder entfernen

    button_menu2 = Button(fenster, text="Button2", command=button_action3)

    button_menu2.place(x = 50, y = 50, width=100, height=25)

fenster = tk.Tk()

menubar = Menu(fenster)

menubar.add_command(label="Exit", command=fenster.quit)

supportmenu = Menu(menubar, tearoff=0)

menubar.add_cascade(label="Menu", menu=supportmenu)

supportmenu.add_command(label="Menu 1", command=menu1)

supportmenu.add_command(label="Menu 2", command=menu2)

fenster.config(menu=menubar)   

fenster.mainloop()