'''
Python Lists #1
'''
from botcore import *
from time import sleep
import random

beeps = [400, 500, 600, 700, 800, 900, 1000, 1100, 1200]

# Access element in list by index (n_guests)
def count_guests():
    n_guests = 0
    while True:
        if buttons.was_pressed(0):
            spkr.pitch(440)
            sleep(0.1)
            spkr.off()
            buttons.was_pressed(0)
            leds.ls_num(n_guests, True)
            n_guests = n_guests + 1
            if n_guests == 5:
                break

# Access element randomly using a while loop
def random_beeps_while():
    count = 0
    num_beeps = random.randrange(3, 10)
    while count < num_beeps:
        freq = random.choice(beeps)
        spkr.pitch(freq)
        sleep(0.3)
        spkr.off()

# Access element randomly using a for loop
def random_beeps_for():
    num_beeps = random.randrange(3, 10)
    for c in range(num_beeps):
        freq = random.choice(beeps)
        spkr.pitch(freq)
        sleep(0.3)
        spkr.off()

# -- Main Program --
random_beeps_for()