From 6be359350b7858c0d5c06cbd6905a8f3e59ba4a1 Mon Sep 17 00:00:00 2001
From: Hugo LEVY-FALK <hugo.levy--falk@supelec.fr>
Date: Thu, 26 Oct 2017 11:05:27 +0200
Subject: [PATCH] =?UTF-8?q?Optimisation=20des=20requ=C3=AAtes.?=
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---
 topologie/views.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/topologie/views.py b/topologie/views.py
index 35e62ce3..023ed254 100644
--- a/topologie/views.py
+++ b/topologie/views.py
@@ -422,11 +422,12 @@ def create_ports(request, switch_id):
         messages.error(request, u"Switch inexistant")
         return redirect("/topologie/")
 
-    ports = switch.ports.order_by('port')
     s_begin = s_end = 0
-    if len(ports) > 0:
+    nb_ports = switch.ports.count()
+    if nb_ports > 0:
+        ports = switch.ports.order_by('port')
         s_begin = ports[0].port
-        s_end = ports[len(ports)-1].port
+        s_end = ports.last().port
 
     port_form = CreatePortsForm(
         request.POST or None,