Update README.md (#11787)
authorIulian Onofrei <revolter@users.noreply.github.com>
Fri, 20 Jan 2017 16:25:04 +0000 (18:25 +0200)
committerYen Chi Hsuan <yan12125@gmail.com>
Fri, 20 Jan 2017 16:25:04 +0000 (00:25 +0800)
commitf4ec8dce481564589419e4dffc45437211daa13f
tree9303e828911bb198bceae9e5ea1fd4a672505228
parentf3c21cb7a7e2d8685f466368e3142739077498cf
Update README.md (#11787)

Add audio format argument dependency warning
youtube_dl/options.py