fix for flacs with no embedded art

submitted an untested fix way back in Thu 2012-11-01 15:52:39 -0700
and only just now tested (and fixed) it; oops

diff --git a/flac2mp3 b/flac2mp3
index e3dbc72..24e4a48 100755 (executable)
--- a/flac2mp3
+++ b/flac2mp3
@@ -110,7 +110,7 @@ def flac2mp3(fn, title, artist, album_artist, album, discnum, date,
     if check_missing:
         return quoted_outfile.replace(r"'\''", "'")
 
-    pic_options = None
+    pic_options = ''
     if pics:
         (fd, picfn) = tempfile.mkstemp()
         f = os.fdopen(fd, 'wb')