import pygame, os from Wave import Wave, Coord os.environ["SDL_VIDEO_WINDOW_POS"] = "15,30" pygame.display.init() size = Coord(1000, 600) screen = pygame.display.set_mode(size) wave = Wave(screen, size) running = True while running: for event in pygame.event.get(): if event.type == pygame.QUIT: running = False screen.fill((0, 0, 0)) wave.update() wave.draw() pygame.display.update()