Tkinter provides amessagebox class which can be used to show variety of messages so that user can respond according to those messages. Messages like confirmation message, error message, warning message etc.
In order to use this class one must import this class as shown below:
# import all the functions and constants of this class.from tkinter.messagebox import *
Syntax and uses of different functions of this class -
# Ask if operation should proceed; # returntrue if the answer isok.# Ask a question.# Ask if operation should be retried;# returntrue if the answer isyes.# Ask a question; returntrue# if the answer isyes.# Ask a question; returntrue# if the answer isyes,None ifcancelled.# Show an error message.# Show an info message.# Show a warning message.
Program to demonstrate various messages:
Python3# importing messagebox classfromtkinter.messageboximport*# Showing various messagesprint(askokcancel("askokcancel","Ok or Cancel"))print(askquestion("askquestion","Question?"))print(askretrycancel("askretrycancel","Retry or Cancel"))print(askyesno("askyesno","Yes or No"))print(askyesnocancel("askyesnocancel","Yes or No or Cancel"))print(showerror("showerror","Error"))print(showinfo("showinfo","Information"))print(showwarning("showwarning","Warning"))# print statement is used so that we can# print the returned value by the function
Output:








Note: Note that in above program we don not have to importTkinter module onlymessagebox molude/class is sufficient because definitions of these functions is inmessagebox class.