auto save

my_music.py

@@ -34,7 +34,7 @@ while True:
                 pygame.mixer.music.set_volume(volume)
             if event.key == locals.K_DOWN:
                 volume -= 0.1
-                if volume < 0 <or volume==0:
+                if volume < 0 < or volume==0:
                     volume = 0
                 pygame.mixer.music.set_volume(volume)
         if event.type == locals.MOUSEBUTTONDOWN:

test.py

+import pygame
+from pygame import locals
+pygame.init()
+screen=pygame.display.set_mode((640,480))
+bg_img = pygame.image.load('background.png')  # 背景图
+play_img = pygame.image.load('play.png')  # 播放按钮
+stop_img = pygame.image.load('stop.png')  # 暂停按钮
+last_img = pygame.image.load('last.png')  # 上一曲按钮
+next_img = pygame.image.load('next.png')  # 下一曲按钮
+logo_img = pygame.image.load('logo.png')  # 中间logo
+pygame.mixer.music.load('歌曲4.ogg')
+while True:
+    for event in pygame.event.get():
+        if event.type==locals.QUIT:
+            exit()
+volume = 0.2
+pygame.mixer.music.set_volume(volume)
+    screen.blit(bg_img, (0, 0))      # 填充背景
+    screen.blit(start, (270, 330))   # 暂停按钮
+    screen.blit(logo_img, (170, 60))    # 中间logo图
+    screen.blit(last_img, (120, 350))   # 上一曲
+    screen.blit(next_img, (420, 350))   # 下一曲
+    pygame.display.update()
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