atelier python

cookies.py

# https://docs.python.org/3.4/library/turtle.html
from turtle import *
import random

def draw_cookie(x, y):
    penup()
    goto(x,y)
    pendown()
    radius = random.randint(100,200)
    col = random.choice(['#CC6600','#FFCD82','#8F4700'])
    color(col)
    dot(radius)
    for i in range(random.randint(15,20)):
        size = int(radius/3)
        x2 = x + random.randint(-size,size)
        y2 = y + random.randint(-size,size)
        col2 = random.choice(['#663300','#754719','#996633'])
        color(col2)
        radius2 = random.randint(10,20)
        penup()
        goto(x2, y2)
        pendown()
        dot(radius2)

draw_cookie(10, 10)
onscreenclick(draw_cookie)
done()

walk.py

import turtle
from random import randint

turtle.hideturtle()
turtle.speed('fastest')

def moveto(x,y):
    turtle.penup()
    turtle.goto(x,y)
    turtle.pendown()

turtle.onscreenclick(moveto)

while True:    
    r = randint(0, 360)
    turtle.setheading(r)
    turtle.forward(10)          

http://www.cs.utexas.edu/~mitra/csSpring2014/cs313/lectures/turtle.html