列表的应用

import turtle
turtle.speed(10)
colors=['#A020F0','#87CEFF','#8B2500','#B0E2FF','#4B0082','#E0FFFF','#8B8989']

for i in range(200):
     turtle.pencolor(colors[i%7])
     turtle.forward(i)
     turtle.left(59)

turtle.done()

import turtle
turtle.speed(10)
colors=['#87CEFA','#836FFF','#87CEEB','#7D9EC0','#7171C6','#4876FF','#473C8B','#5F9EA0','#7F7F7F']

for i in range(200):
     turtle.pencolor(colors[i%9])
     turtle.forward(i)
     turtle.left(59)

turtle.done()