[DHM] Add extractor description

diff --git a/youtube_dl/extractor/dhm.py b/youtube_dl/extractor/dhm.py
index d379c9d5327980e7eb75b434828cd910e98bf14c..a0a584f6a59a50cfc554c901da5293bac8cac03f 100644 (file)
--- a/youtube_dl/extractor/dhm.py
+++ b/youtube_dl/extractor/dhm.py
@@ -9,6 +9,7 @@ import re
 
 
 class DHMIE(InfoExtractor):
+    IE_DESC = 'Deutsches Historisches Museum'
     _VALID_URL = r'http://www\.dhm\.de/filmarchiv/(?P<id>.*?)'
 
     _TEST = {