[vimeo] Improve thumbnail extraction

[youtube-dl] / youtube_dl / extractor / vimeo.py

diff --git a/youtube_dl/extractor/vimeo.py b/youtube_dl/extractor/vimeo.py
index c5ee84807db0b6c66b773c3a6a7be09c4f2eab70..10c3d992d5716c689fe142a99581a46629700524 100644 (file)
--- a/youtube_dl/extractor/vimeo.py
+++ b/youtube_dl/extractor/vimeo.py
@@ -221,7 +221,9 @@ class VimeoIE(SubtitlesInfoExtractor):
         # Extract video thumbnail
         video_thumbnail = config["video"].get("thumbnail")
         if video_thumbnail is None:
-            _, video_thumbnail = sorted((int(width), t_url) for (width, t_url) in config["video"]["thumbs"].items())[-1]
+            video_thumbs = config["video"].get("thumbs")
+            if video_thumbs and isinstance(video_thumbs, dict):
+                _, video_thumbnail = sorted((int(width), t_url) for (width, t_url) in video_thumbs.items())[-1]
 
         # Extract video description
         video_description = None