Udacity - Fractal

import turtle

def draw_inner_triangle(side,leo):
    for i in range(0,2):
        for count in range(0,3):
            leo.forward(side)
            leo.left(120)
        side=side/2
        for count in range(0,4):
            leo.forward(side)
            if count==0:
                leo.left(120)
                count=count+1
            else:
                leo.right(120)
    for n0 in range(0,2):
         for n in range(0,2):
             if(n0==0):
                 leo.left(60+n*60)
                 leo.forward(side)
             else:
                 leo.right(120+n*120)
                 leo.forward(side)

         for count in range(0,3):
             if count==0:
                 leo.right(120)
                 count=count+1
             else:
                leo.left(120)
             leo.forward(side)

def draw_fractal():

    leo = turtle.Turtle()
    leo.shape("turtle")
    leo.color("black","green")
    leo.speed(10)
    side=300

    leo.fillcolor("green")
    turtle.fill(True)
    for count in range(0,3):
        leo.forward(side)
        leo.left(120)
    side=side/2
    for count in range(0,4):
        leo.forward(side)
        if count==0:
            leo.left(120)
            count=count+1
        else:
            leo.right(120)
    for inner in range(0,3):
        draw_inner_triangle(side,leo)
        if(inner < 3):
            leo.left(60)
            leo.forward(side/4)
            leo.right(60)
            leo.forward(side/2)
            leo.right(60+inner*60)
            leo.forward(side)
            leo.left(120+inner*180)
    turtle.fill(False)

window=turtle.Screen()
window.bgcolor("white")
draw_fractal()
window.exitonclick