randomize.py

#!/usr/bin/env python3

import glob
import itertools
import os
import random
import subprocess
import sys

[_, *directories] = sys.argv

directories = directories or ["."]

def get_files(directories):
    globs = (glob.iglob(os.path.join(directory, "*")) for directory in directories)
    items = list(itertools.chain.from_iterable(globs))
    return [item for item in items if os.path.isfile(item)]

while True:
    input("Yay Good Job Press Enter!!!")
    f = random.choice(get_files(directories))
    subprocess.call(["afplay", f])