X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Futils.py;h=cf2ea654e892c5f8882a4ecaae19bdcb5afbbbfd;hb=cbdbb7666540ba07ab7e4a3a7bc34759bf0ca6d9;hp=532ca585d295b2dadd40b4f84333751a64286d56;hpb=6543f0dca5e04530450fac5a64efa5d9ee294b1b;p=youtube-dl

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 532ca585d..cf2ea654e 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -650,12 +650,12 @@ def unified_strdate(date_str):
             pass
     return upload_date
 
-def determine_ext(url):
+def determine_ext(url, default_ext=u'unknown_video'):
     guess = url.partition(u'?')[0].rpartition(u'.')[2]
     if re.match(r'^[A-Za-z0-9]+$', guess):
         return guess
     else:
-        return u'unknown_video'
+        return default_ext
 
 def date_from_str(date_str):
     """