iot-platform-raspberry/birbnetes_iot_platform_raspberry/playback_stuff.py

import simpleaudio
import random
import os
import os.path
import logging

class ShuffledFolderPlayer:

    def __init__(self, folder: str):
        self._sounds = []
        for folder_element in os.listdir(folder):
            self._sounds.append(
                simpleaudio.WaveObject.from_wave_file(os.path.join(folder, folder_element))
            )

    def play_one_random(self):
        # noinspection PyBroadException
        try:
            random.choice(self._sounds).play()
        except Exception as e:  # simpleaudio seems like it does not expose the exceptions it may raise. So we just log it and call it a day
            logging.warning(f"Could not play sound file! {e}")
            pass


class BirbnetesIoTPlatformPlaybackDriver:
    shuffled_folder_player = None

    @classmethod
    def init(cls, folder: str = '/var/lib/birbnetes/enemy_soudns'):
        cls.shuffled_folder_player = ShuffledFolderPlayer(folder)

    @classmethod
    def play_one_random(cls):
        cls.shuffled_folder_player.play_one_random()

    @classmethod
    def cleanup(cls):
        simpleaudio.stop_all()