Example For Loading Pygame Sounds in Background

deferredsounds.py

import pygame
import thread  # _thread in Python 3


class FakeSound:
    def play(self, *args, **kw):
        pass
    

class SoundStore:
    def __init__(self, sound_mapping):
        self.sound_mapping = sound_mapping
        self._sounds = {name: FakeSound() for name in sound_mapping}
        self.loading_complete = False
    
    def play_sound(self, name, *args, **kw):
        self._sounds[name].play(*args, **kw)
    
    def load_sounds(self):
        for name, path in self.sound_mapping:
            self._sounds[name] = pygame.mixer.Sound(path)
        self.loading_complete = True
    
    def load_sounds_background(self):
        thread.start_new_thread(self.load_sounds, ())