不知道是我写错了，还是什么，飞机大战一直说QUIT没被声明

JexLim

源代码：

import pygame
import sys
import traceback



#初始化
pygame.init()
pygame.mixer.init()



#设置大小
bg_size = width , height = 480,700
screen = pygame.display.set_mode(bg_size)

#设置标题
pygame.display.set_caption('Airplane')


#导入背景
background = pygame.image.load('images/background.png').convert()


#导入游戏音乐
pygame.mixer.music.load('sound/game_music.ogg')
pygame.mixer.music.set_volume(0.2)

bullet_sound = pygame.mixer.Sound('sound/bullet.wav')
bullet_sound.set_volume(0.2)

bomb_sound = pygame.mixer.Sound('sound/use_bomb.wav')
bomb_sound.set_volume(0.2)

supply_sound = pygame.mixer.Sound('sound/supply.wav')
supply_sound.set_volume(0.2)

get_bomb_sound = pygame.mixer.Sound('sound/get_bomb.wav')
get_bomb_sound.set_volume(0.2)

get_bullet_sound = pygame.mixer.Sound('sound/get_bullet.wav')
get_bullet_sound.set_volume(0.2)

upgrade_sound = pygame.mixer.Sound('sound/upgrade.wav')
upgrade_sound.set_volume(0.2)

enemy3_fly_sound = pygame.mixer.Sound('sound/enemy3_flying.wav')
enemy3_fly_sound.set_volume(0.2)

enemy1_down_sound = pygame.mixer.Sound('sound/enemy1_down.wav')
enemy1_down_sound.set_volume(0.1)

enemy2_down_sound = pygame.mixer.Sound('sound/enemy2_down.wav')
enemy2_down_sound.set_volume(0.2)

enemy3_down_sound = pygame.mixer.Sound('sound/enemy3_down.wav')
enemy3_down_sound.set_volume(0.5)

me_down_sound = pygame.mixer.Sound('sound/me_down.wav')
me_down_sound.set_volume(0.2)

def main():
   
    pygame.mixer.music.play(-1)

    running = True

    while running:
        for event in pygame.event.get():
            if event.type == QUIT:
                pygame.quit()
                sys.exit()


        screen.blit(background,(0,0))
        
        pygame.display.flip()
        
        clock.tick(60)

if __name__ == '__main__':
    try:
        main()
    except SystemExit:
        pass
    except:
        traceback.print_exc()
        pygame.quit()
        input()

RRRex

要用 pygame.QUIT
或者前面加 from pygame.locals import *

JexLim

已经解决了，不过不知道为什么要加上from pygame.locals import *

zltzlt

from pygame.locals import * 是表示导入 pygame 的所有常量名，比如 QUIT、KEYDOWN、MOUSEBUTTONDOWN