What kind of solutions are there to analyze beats out of MP3 music in Python? The purpose of this would be to use rhythm information to time the keyframes of generated animation, export animation as video file and and mix the video and audio together.
Check this:
# You can manipulate the beats in a song as a native python list
beats = audio_file.analysis.beats
beats.reverse()
来源：https://stackoverflow.com/questions/6203007/extracting-beats-out-of-mp3-music-with-python