Day041.画蟒蛇-用函数来封装

运行结果

代码如下

'''
    画蟒蛇，使用函数将蟒蛇功能封装
    @Ref 2017.Python语言程序设计基础.第2版.嵩天, p55
    @Version: v0.1, Python 3.9.5, Notus(hehe_xiao@qq.com), 2021.06.16
    @Updated: 2021.06.16
'''
from turtle import *

def drawSnake(radius, angle, len):
    seth(-40)
    for i in range(len):
        circle(radius, angle)
        circle(-radius, angle)
    circle(radius, angle / 2)
    fd(40)
    circle(16, 180)
    fd(40 * 2 /3)

setup(650, 350, 200, 200)
penup()
fd(-250)
pendown()
pensize(25)
pencolor("purple")
drawSnake(40, 80, 4)
done()