[openload] Make thumbnail optional

diff --git a/youtube_dl/extractor/openload.py b/youtube_dl/extractor/openload.py
index 9704f2e9ddc3ac2c496bcedec2519b70a18cd55e..456561bcc6bcc41c5d4ae9726693a7d1b2531224 100644 (file)
--- a/youtube_dl/extractor/openload.py
+++ b/youtube_dl/extractor/openload.py
@@ -122,6 +122,6 @@ class OpenloadIE(InfoExtractor):
             'id': video_id,
             'title': title,
             'ext': ext,
-            'thumbnail': self._og_search_thumbnail(webpage),
+            'thumbnail': self._og_search_thumbnail(webpage, default=None),
             'url': video_url,
         }