import turtlestep = 40for i in range(8):
for j in range(8):
turtle.penup()
turtle.goto(i*step, j*step)
turtle.pendown() turtle.begin_fill() if (i+j)%2 == 0:
turtle.color("white")
else:
turtle.color("black") for k in range(4):
turtle.forward(step)
turtle.right(90)
turtle.end_fill()turtle.done()