simplified get_useful

diff --git a/mediagoblin/tools/exif.py b/mediagoblin/tools/exif.py
index 20227aa854d58ab886c961342d558a2764058f79..15dffa792c3f7ee407aa436550227396df65374a 100644 (file)
--- a/mediagoblin/tools/exif.py
+++ b/mediagoblin/tools/exif.py
@@ -131,12 +131,7 @@ def _ratio_to_list(ratio):
 
 
 def get_useful(tags):
-    useful = {}
-    for key, tag in tags.items():
-        if key in USEFUL_TAGS:
-            useful[key] = tag
-
-    return useful
+    return dict((key, tag) for (key, tag) in tags.iteritems() if key in USEFUL_TAGS)
 
 
 def get_gps_data(tags):