From 0b65e5d40f9d6d9a25fd463a4ab0db95022c534e Mon Sep 17 00:00:00 2001
From: Philipp Hagemeister <phihag@phihag.de>
Date: Thu, 23 Jan 2014 23:21:42 +0100
Subject: [PATCH] [youtube] Do not break upon unknown formats

---
 youtube_dl/extractor/youtube.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 6deb56447..8816f4f80 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1290,7 +1290,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor):
                     'url': video_real_url,
                     'player_url': player_url,
                 }
-                dct.update(self._formats[itag])
+                if itag in self._formats:
+                    dct.update(self._formats[itag])
                 formats.append(dct)
             return formats