本地音乐随机播放

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from pydub import AudioSegment
from pydub.playback import play
from pathlib import Path
import os
import random

d='D:/music'

def play_m(mn):
	if mn.endswith('.wav'):
		song=AudioSegment.from_wav(mn)
	elif mn.endswith('.mp3'):
		song=AudioSegment.from_mp3(mn)
	elif mn.endswith('.flac'):
		song=AudioSegment.from_file(mn,'flac')
	elif mn.endswith('.m4a'):
		song=AudioSegment.from_file(mn,'aac')
	elif mn.endswith('.m4b'):
		song=AudioSegment.from_file(mn,'aac')
	play(song-15)

mns=[]
for entry in Path(d).rglob('*'):
	if entry.suffix in ['.wav','.mp3','.flac','.m4a','.m4b']:
		mns.append(entry.__str__())
print(mns)
with open('current_music_name.txt',encoding='utf8') as f:
	cmn=f.read()
random.shuffle(mns)
if cmn in mns:
	i=mns.index(cmn)
else:
	i=0
i=(i+1)%len(mns)
while True:
	print(f'playing {mns[i]}')
	with open('current_music_name.txt','w',encoding='utf8') as f:
		f.write(mns[i])
	play_m(mns[i])
	i=(i+1)%len(mns)

https://zhuanlan.zhihu.com/p/409775989 python调整音频（MP3）的音量和切片

https://blog.csdn.net/pengranxindong/article/details/90606279 用python播放声音文件（mp3、wav、m4a等）

https://blog.csdn.net/orangefly0214/article/details/81387077 Python 获取list中指定元素的索引

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