diff --git a/requests/exceptions.py b/requests/exceptions.py
index 1cffa805..57f7b82d 100644
--- a/requests/exceptions.py
+++ b/requests/exceptions.py
@@ -36,6 +36,6 @@ class MissingSchema(RequestException, ValueError):
 
 class InvalidSchema(RequestException, ValueError):
     """See defaults.py for valid schemas."""
-    
+
 class InvalidURL(RequestException, ValueError):
-    """ The URL provided was somehow invalid. """
\ No newline at end of file
+    """ The URL provided was somehow invalid. """