Messagebox

from tkinter import messagebox
from tkinter import *

tk = Tk()

'''
messagebox.showinfo("Title", "Content")
messagebox.showerror("Error",  "An error occured")
messagebox.showwarning("Attention", "Warning")
'''

variable = messagebox.askyesno("Question", "Question?")
variable = messagebox.askretrycancel("Question", "Retry or cancel")
variable = messagebox.askokcancel("Ok cancel", "Ok cancel box")
messagebox.showinfo("Variable", variable)

tk.mainloop()