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authorAllan Zhou <allanzp@gmail.com>2013-08-20 21:57:32 -0700
committerAllan Zhou <allanzp@gmail.com>2013-08-20 21:57:32 -0700
commitb7a68384078ec0d97fb3c8e4a3100e9c60f340d0 (patch)
tree4ad747b7cf1f6bd87b8200984d9a50d258070cf6
parentcde846b3d3f59029fc07ecd97e49cfae050af3c9 (diff)
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address review comment
-rw-r--r--youtube_dl/extractor/youtube.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 1cd2d40f1..e573b021d 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -778,7 +778,9 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                 self.to_screen(u'%s: Encrypted signatures detected.' % video_id)
                 video_info['url_encoded_fmt_stream_map'] = [args['url_encoded_fmt_stream_map']]
             m_s = re.search(r'[&,]s=', args.get('adaptive_fmts', u''))
-            if m_s is not None and 'adaptive_fmts' in args:
+            if 'url_encoded_fmt_stream_map' not in video_info or not video_info['url_encoded_fmt_stream_map']:
+                video_info['url_encoded_fmt_stream_map'] = ['']
+            if m_s is not None:
                 video_info['url_encoded_fmt_stream_map'][0] += ','+args['adaptive_fmts']
             elif 'adaptive_fmts' in video_info:
                 video_info['url_encoded_fmt_stream_map'][0] += ','+video_info['adaptive_fmts'][0]