Wednesday 17:00 Python Practice – 22.12.28.

13 Dec Wednesday 17:00 Python Practice – 22.12.28.

Question：

Try to use for loop to create buttons from 1-9, so the tkinter window would display as below:

for i in range(1, 10):
    col = ____________
    row = ____________
    btn_num = ____________
    btn_num.grid(row=row, column=col)