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I am creating a system in python3 using the Tkinter library, I need that when checking the Checkbutton widget "Mark All" the others are marked and when unchecking, the others are unchecked.
follows below the code:
from tkinter import *
master = Tk()
check01 = Checkbutton(master, text="Marcar Todos")
check01.place(x=50,y=50)
check01.deselect()
check02 = Checkbutton(master, text='Opcao 01')
check02.place(x=50,y=90)
check02.deselect()
check03 = Checkbutton(master, text='Opcao 02')
check03.place(x=50,y=110)
check03.deselect()
master.geometry("200x200")
master.mainloop()