Chess Board using turtle🐢 || Python

#Made by Mr. Coder || IIITIAN
import turtle
sc = turtle.Screen()
pen=turtle.Turtle()
def draw():
for i in range(4):

if __name__ == '__main__':
for i in range(8):

for j in range(8):
if(i+j)%2==0:
col='black'

else:
col='white'

draw()