管理信息系统four

a、画五角星

import turtle
turtle.color(‘yellow‘)
turtle.fillcolor(‘yellow‘)
turtle.begin_fill()
for i in range(5):

    turtle.forward(200)
    turtle.right(144)
    turtle.end_fill()

b、画同心圆

import turtle
turtle.color(‘red‘)
for i in range(5):
    turtle.up()
    turtle.goto(0,-20*(i+1))
    turtle.down()
    turtle.circle(20*(i+1))

c、画太阳花

import turtle
turtle.speed(50)
turtle.color(‘blue‘,‘yellow‘)
turtle.begin_fill()
while True:
    turtle.fillcolor(‘yellow‘)
    turtle.forward(200)
    turtle.left(170)
    if (abs(turtle.pos()))<1:
        break
turtle.end_fill()

d、画五个五角星

import turtle

turtle.color(‘yellow‘)
turtle.fillcolor(‘yellow‘)
turtle.bgcolor(‘red‘)

def Igoto(x,y):
turtle.up()
turtle.goto(x,y)
turtle.down()
return

turtle.begin_fill()
Igoto(-200,200)
for i in range(5):
turtle.forward(100)
turtle.right(144)
turtle.end_fill()

turtle.begin_fill()
Igoto(-100,250)
for i in range(5):
turtle.forward(20)
turtle.right(144)
turtle.end_fill()

turtle.begin_fill()
Igoto(-100,200)
for i in range(5):
turtle.forward(20)
turtle.right(144)
turtle.end_fill()

turtle.begin_fill()
Igoto(-100,150)
for i in range(5):
turtle.forward(20)
turtle.right(144)
turtle.end_fill()

turtle.begin_fill()
Igoto(-100,100)
for i in range(5):
turtle.forward(20)
turtle.right(144)

turtle.end_fill()

管理信息系统four

原文：http://www.cnblogs.com/018linbin/p/7508548.html