[extractor/common] Allow non-lang in subtitles' keys
authorYen Chi Hsuan <yan12125@gmail.com>
Sat, 24 Dec 2016 17:50:50 +0000 (01:50 +0800)
committerYen Chi Hsuan <yan12125@gmail.com>
Sat, 24 Dec 2016 17:50:50 +0000 (01:50 +0800)
commit4606c34e19af395a1ddd31d2941d4ccd90e5e279
tree7c996629d26cbf566e8b0e79e03e933a9755ceee
parent53a664edf4bf713df0159e604bbc131dde5ed1e6
[extractor/common] Allow non-lang in subtitles' keys

See 264e77c406a3b14f15aafcd036524cb6fe86aa20
youtube_dl/extractor/common.py