diff --git a/django/core/urlresolvers.py b/django/core/urlresolvers.py
index b56bc962d1..1dca15b4aa 100644
--- a/django/core/urlresolvers.py
+++ b/django/core/urlresolvers.py
@@ -72,7 +72,6 @@ class Resolver404(Http404):
     pass
 
 
-
 class NoReverseMatch(Exception):
     pass
 
diff --git a/django/views/debug.py b/django/views/debug.py
index 049e6e32c0..efb3079d7e 100644
--- a/django/views/debug.py
+++ b/django/views/debug.py
@@ -477,7 +477,7 @@ def technical_404_response(request, exception):
     try:
         error_url = exception.args[0]['path']
     except (IndexError, TypeError, KeyError):
-        error_url = request.path_info[1:] # Trim leading slash
+        error_url = request.path_info[1:]  # Trim leading slash
 
     try:
         tried = exception.args[0]['tried']