squares.py

def draw_square(side_length: int) -> None:
    for _ in range(4):
        turtle.forward(side_length)
        turtle.right(90)
        
def draw_concentric_squares(number_of_squares: int = 5, radius_increase: int = 20) -> None:
    turtle.begin_fill()
    for length in range(radius_increase, 2 * number_of_squares * radius_increase, radius_increase * 2):
        draw_square(length)
        x, y = turtle.pos()
        turtle.penup()
        turtle.setpos(x - radius_increase, y + radius_increase)
        turtle.pendown()
    turtle.done()
    
draw_concentric_squares(number_of_squares=10, radius_increase = 7)