Fix "invalid escape sequences" error on Python 3.6

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

diff --git a/youtube_dl/extractor/gamespot.py b/youtube_dl/extractor/gamespot.py
index 4e859e09aa16b7608ee103e851f0d0928bbfdb30..682c49e797aab0d63e5ecd7a7ab75e2a65f71e34 100644 (file)
--- a/youtube_dl/extractor/gamespot.py
+++ b/youtube_dl/extractor/gamespot.py
@@ -63,7 +63,7 @@ class GameSpotIE(OnceIE):
             streams, ('progressive_hd', 'progressive_high', 'progressive_low'))
         if progressive_url and manifest_url:
             qualities_basename = self._search_regex(
-                '/([^/]+)\.csmil/',
+                r'/([^/]+)\.csmil/',
                 manifest_url, 'qualities basename', default=None)
             if qualities_basename:
                 QUALITIES_RE = r'((,\d+)+,?)'