rjqnrdl

import turtle
import random

def screenLeftClick(x, y):
    global r, g, b
    turtle.pencolor((r, g, b))
    turtle.pendown()
    turtle.goto(x, y)

def screenRightClick(x,y):
    turtle.penup()
    turtle.goto(x,y)

def screenMidClick(x,y):
    global r, g, b
    tSize = random.randrange(1,10)
    turtle.shapesize(tSize)
    r=random.random()
    g=random.random()
    b=random.random()

pSize = 10
r, g, b = 0.0, 0.0, 0.0

turtle.title('거북이로 그림그리기')
turtle.shape('turtle')
turtle.pensize(pSize)

turtle.onescreenclick(screenLeftClick)
turtle.onescreenclick(screenRightClick)
turtle.onescreenclick(screenMidClick)

turtle.done()