how to wait until pressing button in tkinter

import tkinter as tk<br /><br /> root = tk.Tk()<br /><br /> …<br /><br /> var = tk.IntVar()<br /><br /> button = tk.Button(root, text=”Click Me”, command=lambda: var.set(1))<br /><br /> button.place(relx=.5, rely=.5, anchor=”c”)</p><br /> <p>print(“waiting…”)<br /><br /> button.wait_variable(var)<br /><br /> print(“done waiting.”)