resetcount = 0 #the loop counter that resets after a certan value
unknowncount = 0 #the unkown entity counter
knowncount = 0 #the known entity counter
somebodyisinpicture = False;

RESET_THRESHOLD = 15
KNOWN_THRESHOLD = 5
UNKNOWN_THRESHOLD = 10

while True:

    if resetcount > RESET_THRESHOLD:
        unknowncount = 0
        knowncount = 0
        resetcount = 0

    #cam stuff
    if somebodyisinpicture:
        #add people from picture to array
        #update known and unknowncount
        for name in names:
            if name.known == True:
                knowncount = knowncount + 1
            else:
                unknowncount = unknowncount + 1


        if knowncount > KNOWN_THRESHOLD:
            #light up green LED
        else if unknowncount > UNKNOWN_THRESHOLD:
            #light up red LED

    resetcount = resetcount + 1