函数定义与使用，字符串类型2

import turtle
turtle.setup(600,400,0,0)
turtle.bgcolor('red')
turtle.color('yellow')
turtle.fillcolor('yellow')
  
def mygoto(x,y):
    turtle.penup()
    turtle.goto(x,y)
    turtle.pendown()
      
def draw5jx(r):
    turtle.begin_fill()
    for i in range(5):
        turtle.forward(r)
        turtle.right(144)
    turtle.end_fill()
  
mygoto(-250,100)
draw5jx(100)
  
mygoto(-115,165)
draw5jx(35)
  
mygoto(-75,115)
draw5jx(35)
  
mygoto(-75,55)
draw5jx(35)
  
mygoto(-115,5)
draw5jx(35)
  
turtle.done()
hideturtle()

stuNum='201709080036'
print('年级是：'+stuNum[0:4])
print('专业编号是：'+stuNum[4:9])
print('序号是：'+stuNum[-3:])

IDNo='441900199908060015'
print('省市'+IDNo[0:2])
print('生日'+IDNo[6:14])
print('性别'+IDNo[16])