From c7253e2e8c10ac537defea4a6ba4bb183b9db1e7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaime=20Marqui=CC=81nez=20Ferra=CC=81ndiz?=
 <jaime.marquinez.ferrandiz@gmail.com>
Date: Mon, 24 Jun 2013 09:42:46 +0200
Subject: [PATCH] [youtube] fix condition always being evaluated to true

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

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 5afe064d1..35b95fdc2 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -486,7 +486,7 @@ class YoutubeIE(InfoExtractor):
             mobj = re.search(r';ytplayer.config = ({.*?});', video_webpage)
             info = json.loads(mobj.group(1))
             args = info['args']
-            if args.get('ptk','') == 'vevo' or 'dashmpd':
+            if args.get('ptk','') == 'vevo' or 'dashmpd' in args:
                 # Vevo videos with encrypted signatures
                 self.to_screen(u'%s: Vevo video detected.' % video_id)
                 video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]