Python Program to Add Two Numbers in Tkinter

It is a simple Python program to add two integers and display their sum. This program is only for learning Python Tkinter.
Here two text boxes will accept two numbers from user and display their sum in another text box.

Interface:

Code Behind Interface:


from tkinter import *

def addNumbers():
    res=int(e1.get())+int(e2.get())
    myText.set(res)

master = Tk()
myText=StringVar();
Label(master, text="First").grid(row=0, sticky=W)
Label(master, text="Second").grid(row=1, sticky=W)
Label(master, text="Result:").grid(row=3, sticky=W)
result=Label(master, text="", textvariable=myText).grid(row=3,column=1, sticky=W)

e1 = Entry(master)
e2 = Entry(master)

e1.grid(row=0, column=1)
e2.grid(row=1, column=1)

b = Button(master, text="Calculate", command=addNumbers)
b.grid(row=0, column=2,columnspan=2, rowspan=2,sticky=W+E+N+S, padx=5, pady=5)


mainloop()