CODE EXAMPLE FOR PYTHON

add button to python gui file

from tkinter import *   
root = Tk()             
root.geometry('100x100')
 
# Create a Button
btn = Button(root, text = 'Click me !', bd = '5',
                          command = root.destroy)
 
# Set the position of button on the top of window.  
btn.pack(side = 'top')   
 
root.mainloop()