diff --git a/youtube_dl/extractor/dplay.py b/youtube_dl/extractor/dplay.py
index 8145b6309..4eeda4a2e 100644
--- a/youtube_dl/extractor/dplay.py
+++ b/youtube_dl/extractor/dplay.py
@@ -368,6 +368,7 @@ class HGTVDeIE(DPlayIE):
         return self._get_disco_api_info(
             url, display_id, 'eu1-prod.disco-api.com', 'hgtv', 'de')
 
+
 class ScienceChannelIE(DPlayIE):
     _VALID_URL = r'https?://(?:www\.)?sciencechannel\.com/video' + DPlayIE._PATH_REGEX
     _TESTS = [{