ch5 ex2

import random
from turtle import *

t=Turtle()
colors = ["violet","indigo","blue","green","yellow","orange","red"]

distance=0
while distance<5000:
  #random value for length
  a=random.randrange(40)
  #random value for angle
  b=random.randrange(360)

  t.color(colors[distance%7])
  t.forward(a)
  t.right(b)
  distance+=a

done()