from tkinter import *
root = Tk()
def f():
    root.geometry("20x20")
    print("A")

root.after(50, f)
root.mainloop()
90371d77c7c43381281c301fdac05bd3412a7eac
<mask token>

<mask token>


def f():
    root.geometry('20x20')
    print('A')


root.after(50, f)
root.mainloop()

<mask token>
root = Tk()


def f():
    root.geometry('20x20')
    print('A')


root.after(50, f)
root.mainloop()

from tkinter import *
root = Tk()


def f():
    root.geometry('20x20')
    print('A')


root.after(50, f)
root.mainloop()

from tkinter import *
root = Tk()
def f():
    root.geometry("20x20")
    print("A")

root.after(50, f)
root.mainloop()