save project

my_music.py

@@ -15,6 +15,7 @@ pygame.mixer.music.load("歌曲4.ogg")
 m_l=[]
 num=-1
 path="C:\\Users\\Lenovo、\\Documents\\pygame_lesson04_diy"
+
 flielist=os.listdir(path)
 for i in flielist:
     if i[-4:]==".wav"or i[-4:]==".ogg":
@@ -74,7 +75,7 @@ while True:
         num+=1
         if num>len(flielist)-1:
             num=0
-        pygame.mixer.music.load(path+"m_l[num]")
+        pygame.mixer.music.load(path+"\\"+m_l[num])
         pygame.mixer.music.play()
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景