threading.Thread(name = "MSClic", target=key.list_actions, args = [screen]).start()
elif event.type == pygame.MOUSEBUTTONUP:
key = mapping.find_by_collidepoint(pygame.mouse.get_pos())
threading.Thread(name = "MSClic", target=key.list_actions, args = [screen]).start()
elif event.type == pygame.MOUSEBUTTONUP:
key = mapping.find_by_collidepoint(pygame.mouse.get_pos())