diff --git a/youtube_dl/extractor/ifeng.py b/youtube_dl/extractor/ifeng.py
index 7f0b41743..394a36ccd 100644
--- a/youtube_dl/extractor/ifeng.py
+++ b/youtube_dl/extractor/ifeng.py
@@ -3,7 +3,6 @@ from __future__ import unicode_literals
 
 from .common import InfoExtractor
 
-
 class IfengIE(InfoExtractor):
     IE_NAME = 'ifeng'
     IE_DESC = '凤凰网'