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-rw-r--r--youtube_dl/YoutubeDL.py3
-rw-r--r--youtube_dl/extractor/common.py4
2 files changed, 7 insertions, 0 deletions
diff --git a/youtube_dl/YoutubeDL.py b/youtube_dl/YoutubeDL.py
index 42cbcf699..47205efae 100644
--- a/youtube_dl/YoutubeDL.py
+++ b/youtube_dl/YoutubeDL.py
@@ -675,6 +675,9 @@ class YoutubeDL(object):
info_dict['playlist'] = None
info_dict['playlist_index'] = None
+ if 'display_id' not in info_dict:
+ info_dict['display_id'] = info_dict['id']
+
# This extractors handle format selection themselves
if info_dict['extractor'] in ['Youku']:
if download:
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 84fca8ba0..080c9bdfa 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -88,6 +88,10 @@ class InfoExtractor(object):
The following fields are optional:
+ display_id An alternative identifier for the video, not necessarily
+ unique, but available before title. Typically, id is
+ something like "4234987", title "Dancing naked mole rats",
+ and display_id "dancing-naked-mole-rats"
thumbnails: A list of dictionaries (with the entries "resolution" and
"url") for the varying thumbnails
thumbnail: Full URL to a video thumbnail image.