refactor

xsa/queries.py

@@ -170,8 +170,7 @@ def query_for_additional_data(rest, result, host, user, passw):
     import re
     def subfunc(f):
         key = f.group(0).strip("{}")
-        r = result[key]
-        return r
+        return result[key]
     ret = re.sub('\{\w+\}', subfunc, rest)
 
     central = get_xnat_server_connection(host=host, user=user, passw=passw)