您好,在alien_invasion.py主模块中有:
from game_stats import GameStates
# 存储游戏统计信息
stats = GameStates(ai_settings)
"""游戏主循环"""
while True:
"""监视键鼠事件"""
gf.check_events(ai_settings, screen, ship, bullets)
if stats.game_active:
ship.update()
gf.update_bullets(ai_settings, screen, ship, aliens, bullets)
gf.update_aliens(ai_settings, stats, screen, ship, aliens, bullets)
gf.update_screen(ai_settings, screen, ship, bullets)
其中 game_stats未找到,主要日的是存储游戏统计信息?设计思路是怎样的呢?