[youtube] Enhance url_encoded_fmt_stream_map checking (fix #5361)

9 years ago · 3a9fadd6df
parent 0de9312a7e
commit 3a9fadd6df
1 changed files with 2 additions and 1 deletions
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@ -855,7 +855,8 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
                args = ytplayer_config['args']
                # Convert to the same format returned by compat_parse_qs
                video_info = dict((k, [v]) for k, v in args.items())
-                if 'url_encoded_fmt_stream_map' not in args:
+                if ('url_encoded_fmt_stream_map' not in args or
+                        args['url_encoded_fmt_stream_map'] == ''):
                    raise ValueError('No stream_map present')  # caught below
            except ValueError:
                # We fallback to the get_video_info pages (used by the embed page)