import tkinter as tk from tkinter import messagebox as mb def answer(): mb.showerror("Answer", "Sorry, no answer available") def callback(): if mb.askyesno('Verify', 'Really quit?'): mb.showwarning('Yes', 'Not yet implemented') else: mb.showinfo('No', 'Quit has been cancelled') tk.Button(text='Quit', command=callback).pack(fill=tk.X) tk.Button(text='Answer', command=answer).pack(fill=tk.X) tk.mainloop() Read more of this post
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