python代码实现音乐播放器
def nextsong(event):
global index
if index < len(listofsongs) - 1:
index += 1
else:
index = 0
pygame.mixer.music.load(listofsongs[index])
pygame.mixer.music.play()
updatelabel()
def previoussong(event):
global index
if index > 0 :
index -= 1
else:
index = len(listofsongs) - 1
pygame.mixer.music.load(listofsongs[index])
pygame.mixer.music.play()
updatelabel()
