安装库
sudo pip install moviepy
代码 index.py
from moviepy.editor import *
video = VideoFileClip('test.mp4')
audio = video.audio
audio.write_audiofile('test.mp3')
运行
python3 index.py
结果
➜ py python3 index.py
MoviePy - Writing audio in test.mp3
MoviePy - Done.