Graphics With Python

import turtle

t=turtle.Turtle()

s=turtle.Screen()

s.bgcolor('yellow')

t.pencolor('blue')

a=0

b=0

t.speed(0)

t.penup()

t.goto(0,200)

t.pendown()

while True:

t.forward(a)

t.right(b)

a+=3

b+=1

if b==210:

break

t.hideturtle()

turtle.done()