Why do I have to double click to change the relief of my button object ? (tkinter)
The response of my question
from tkinter import *def sunken(event): button = event.widget # detecte le bouton sur lequel on clique button['relief'] = 'sunken' # changement de reliefroot = Tk()for i in range(8): for j in range(8): myButton = Button(root, text='', state='disabled') myButton.grid(row=i, column=j) myButton.bind("<Button-1>", sunken)root.mainloop()