Download the audio from part of a youtube video

download_audio_from_youtube.py

import os

# download youtube url using ffmpeg
# adapted from: https://github.com/ytdl-org/youtube-dl/issues/622#issuecomment-162337869
def download_from_url_ffmpeg(url, output, minute_mark = 1):

	try:
		os.remove(output)
	except:
		pass

	# cmd = 'ffmpeg -loglevel warning -ss 0 -i $(youtube-dl -f 22 --get-url https://www.youtube.com/watch?v=mMZriSvaVP8) -t 11200 -c:v copy -c:a copy react-spot.mp4'
	cmd = 'ffmpeg -loglevel warning -ss 0 -i $(youtube-dl -f bestaudio --get-url '+str(url)+') -t '+str(minute_mark*60)+' '+str(output)
	os.system(cmd)

	return os.getcwd()+'/'+output


url = 'https://www.youtube.com/watch?v=-xY_D8SMNtE'
content_audio_name = download_from_url_ffmpeg(url, 'jre.wav')
url = 'https://www.youtube.com/watch?v=-l88fMJcvWE'
style_audio_name = download_from_url_ffmpeg(url, 'joey_diaz.wav')