import turtle, time

t = turtle.Turtle()
t.shape("turtle")  # you could also change our turtle to a pen.
t.color("red")  # the pen/turtle's color will now draw in red.
t.speed(0)  # 0 means that the picture is done immediately, 1 is slowest, 2 faster etc.


def draw_star():
	for x in range(0,5):  # repeats 5 times
		t.left(72)
		t.forward(100)
		t.right(144)
		t.forward(100)


def draw_circle():
	t.circle(75)  # luckily turtle already has a function to draw a circle. The
    			  # 75 indicates that the radius (or diameter, idk) is 75 pixels.

draw_star()  # calling the function to draw a star

time.sleep(2)  # we wait 2 secs before erasing
t.clear()
t.penup()
t.home()
t.pendown()

draw_star()