# Jay Summet
# Released to the Public Domain: October 2007
#Example showing a Finite State Machine and
#demonstrating the use of a variable to point to a function.


from myro import *
initialize()


behavior = None


def run():
    global behavior
    forward(1,2)


def flee():
    global behavior
    
    backward(1,1)
    turnLeft(1,0.5)
    backward(1,1)
    behavior = takeReading

def takeReading():
    global behavior
    
    reading = getLight("center")
    print "Reading is: ", reading
    if (reading > 250):
        beep(1,800)
        behavior = run
    else:
        speak("It's Bright!")
        behavior = flee



def brain():
    global behavior
    behavior = flee
    for i in range(5):
        behavior()

brain()