diff options
Diffstat (limited to 'youtube_dl/extractor/common.py')
| -rw-r--r-- | youtube_dl/extractor/common.py | 8 | 
1 files changed, 5 insertions, 3 deletions
| diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py index 6fa60622e..f498bcf6f 100644 --- a/youtube_dl/extractor/common.py +++ b/youtube_dl/extractor/common.py @@ -51,7 +51,8 @@ class InfoExtractor(object):                                   Calculated from the format_id, width, height.                                   and format_note fields if missing.                      * format_id  A short description of the format -                                 ("mp4_h264_opus" or "19") +                                 ("mp4_h264_opus" or "19"). +                                Technically optional, but strongly recommended.                      * format_note Additional info about the format                                   ("3D" or "DASH video")                      * width      Width of the video, if known @@ -68,7 +69,8 @@ class InfoExtractor(object):                                   download, lower-case.                                   "http", "https", "rtsp", "rtmp" or so.                      * preference Order number of this format. If this field is -                                 present, the formats get sorted by this field. +                                 present and not None, the formats get sorted +                                 by this field.                                   -1 for default (order by other properties),                                   -2 or smaller for less than default.      url:            Final video URL. @@ -376,7 +378,7 @@ class InfoExtractor(object):      @staticmethod      def _og_regexes(prop):          content_re = r'content=(?:"([^>]+?)"|\'(.+?)\')' -        property_re = r'property=[\'"]og:%s[\'"]' % re.escape(prop) +        property_re = r'(?:name|property)=[\'"]og:%s[\'"]' % re.escape(prop)          template = r'<meta[^>]+?%s[^>]+?%s'          return [              template % (property_re, content_re), | 
