PythonHybridClass/tree.py at master · thiha88/PythonHybridClass · GitHub

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import random
import turtle

def tree(size, myTurtle):
    myTurtle.pensize(size / 20)

    if size < random.randint(1,2) + 20:
        myTurtle.color("green")
    else:
        myTurtle.color("blue")

    if size > 5:
        myTurtle.forward(size)
        myTurtle.left(25)
        tree(size - random.randint(10, 20), myTurtle)
        myTurtle.right(50)
        tree(size - random.randint(10, 20), myTurtle)
        myTurtle.left(25)
        myTurtle.penup()
        myTurtle.backward(size)
        myTurtle.pendown()

window = turtle.Screen()
window.bgcolor("black")

myTurtle = turtle.Turtle()
myTurtle.color("brown", "blue")
myTurtle.left(90)
myTurtle.speed(0)
myTurtle.penup()
myTurtle.setpos(0,-250)
myTurtle.pendown()

tree(120, myTurtle)

window.exitonclick()