save project

my_music.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+volume=0.2
+volume.mixer.music.set_volume(volume)
+
 
 
 pygame.init()   # 初始化
 pygame.init()   # 初始化
 # 创建窗口
 # 创建窗口
@@ -18,6 +21,21 @@ while True:
         if event.type==locals.QUIT:
         if event.type==locals.QUIT:
             exit()
             exit()
         
         
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_UP
+                volume+=0.1
+                if volume >1:
+                    volume=1
+                    pygame.mixer.music.set_volume(volume)
+            if event.key==locals.K_DOWN
+                volume-=0.1
+                if volume <0:
+                    volume=0
+                    
+                    pygame.mixer.music.set_volume(volume)
+                    
+
+
     if pygame.mixer.music.get_busy()== False:
     if pygame.mixer.music.get_busy()== False:
        pygame.mixer.music.play()
        pygame.mixer.music.play()