Fix "invalid escape sequences" error on Python 3.6

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

diff --git a/youtube_dl/extractor/bilibili.py b/youtube_dl/extractor/bilibili.py
index 2d174e6f9a81da7412cd58ac316c7b5924dcde78..5051934efbb45a2b1c98b4cd98f71781761b0f00 100644 (file)
--- a/youtube_dl/extractor/bilibili.py
+++ b/youtube_dl/extractor/bilibili.py
@@ -28,7 +28,7 @@ class BiliBiliIE(InfoExtractor):
             'duration': 308.315,
             'timestamp': 1398012660,
             'upload_date': '20140420',
-            'thumbnail': 're:^https?://.+\.jpg',
+            'thumbnail': r're:^https?://.+\.jpg',
             'uploader': '菊子桑',
             'uploader_id': '156160',
         },