diff --git a/conntrackt/views.py b/conntrackt/views.py
--- a/conntrackt/views.py
+++ b/conntrackt/views.py
@@ -15,6 +15,7 @@ from braces.views import MultiplePermiss
 from .models import Project, Entity, Location
 from .utils import generate_entity_iptables
 
+
 class IndexView(MultiplePermissionsRequiredMixin, TemplateView):
     """
     Custom view used for rendering the index page.
@@ -128,7 +129,7 @@ class EntityView(MultiplePermissionsRequ
         return context
 
 
-@permission_required("conntrackt.view", raise_exception = True)
+@permission_required("conntrackt.view", raise_exception=True)
 def entity_iptables(request, pk):
     """
     Custom view that returns response containing iptables rules generated for an
@@ -153,15 +154,15 @@ def entity_iptables(request, pk):
     entity = get_object_or_404(Entity, pk=pk)
     content = generate_entity_iptables(entity)
     response = HttpResponse(content, mimetype='text/plain')
-    
+
     # Add the Content-Disposition information for the browser, telling the
     # browser to download the file with suggested filename.
-    response['Content-Disposition']="attachment; filename=%s-iptables.conf" % entity.name.lower().replace(" ", "_")
+    response['Content-Disposition'] = "attachment; filename=%s-iptables.conf" % entity.name.lower().replace(" ", "_")
 
     return response
 
 
-@permission_required("conntrackt.view", raise_exception = True)
+@permission_required("conntrackt.view", raise_exception=True)
 def project_iptables(request, project_id, location_id=None):
     """
     Custom view for obtaining iptables for all entities of a project or project
@@ -228,4 +229,3 @@ def project_iptables(request, project_id
 
     # Finally return the response object.
     return response
-