Refactor condition in index_deltas() #62

Signed-off-by: John M. Horan <johnmhoran@gmail.com>

Author: johnmhoran

src/deltacode/__init__.py

@@ -224,11 +224,7 @@ def index_deltas(self, index_key='path', delta_list=[]):
         index = {}
 
         for delta in delta_list:
-            # FIXME: This is an ugly way to do this.
-            if delta.score == 10:
-                key = getattr(delta.old_file, index_key)
-            else:
-                key = getattr(delta.new_file, index_key)
+            key = getattr(delta.new_file if delta.new_file else delta.old_file, index_key)
 
             if index.get(key) is None:
                 index[key] = []