turtle 库基础练习

1、画一组同切圆

>>> turtle.circle(10)
>>> turtle.circle(20)
>>> turtle.circle(30)
>>> turtle.circle(40)

2、画一组同心圆

r=0
 while(r<120):
turtle.up()
turtle.goto(0,-40-r)
turtle.down()
turtle.circle(40+r)
r=r+40

3、画一个五角星

>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)

4、画一个黄色实心五角星

turtle.bgcolor("red")
>>> turtle.fillcolor("yellow")
>>> turtle.begin_fill()
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.left(144)
>>> turtle.forward(300)
>>> turtle.end_fill()

turtle 库基础练习

原文：http://www.cnblogs.com/zhuyinyinyin/p/7493117.html