diff --git a/IPython/Extensions/ipipe.py b/IPython/Extensions/ipipe.py
index f018064..69474e8 100644
--- a/IPython/Extensions/ipipe.py
+++ b/IPython/Extensions/ipipe.py
@@ -1082,7 +1082,7 @@ class ifile(path.path):
     def __repr__(self):
         return "ifile(%s)" % path._base.__repr__(self)
 
-    defaultattrs = (None, "type", "size", "modestr", "owner", "group", "mdate") 
+    defaultattrs = (None, "type", "size", "modestr", "owner", "group", "mdate")
 
     def __xattrs__(self, mode):
         if mode == "detail":