Gameloop from most recent game

paused = False
    while running:
        delta = clock.tick()
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                running = False
            if event.type == pygame.MOUSEBUTTONUP:
                for ui_element in ui_elements:
                    if isinstance(ui_element, ui.Button):
                        ret = ui_element.click(pygame.mouse.get_pos())
                        if ret is not None:
                            return clicks[ret]
            if event.type == pygame.KEYUP:
                key = event.key
                if key == pygame.K_p:
                    paused = not paused
        # Ticking
        if not paused:
            for row in points:
                for point in row:
                    point.move(delta)
        # Drawing
        win.fill((0, 0, 50))
        for poly in poly_indexes:
            pygame.draw.polygon(win, poly[0], get_points(poly[1]))
        for ui_element in ui_elements:
            win.blit(ui_element.get_surf(), ui_element.get_position())
        pygame.display.flip()