diff --git a/rdf/helpers.py b/rdf/helpers.py
index 73745f7..caf9198 100644
--- a/rdf/helpers.py
+++ b/rdf/helpers.py
@@ -1,4 +1,4 @@
-import sys
+import sys 
 from future.standard_library import install_aliases, print_function
 install_aliases()