Supprime les doublons

media/migrations/0008_auto_20170704_2047.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.2 on 2017-07-04 18:47
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('media', '0007_auto_20170704_0138'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='auteur',
+            name='nom',
+            field=models.CharField(max_length=255, unique=True),
+        ),
+        migrations.AlterField(
+            model_name='jeu',
+            name='duree',
+            field=models.CharField(choices=[('-1h', '-1h'), ('1-2h', '1-2h'), ('2-3h', '2-3h'), ('3-4h', '3-4h'), ('4h+', '4h+')], max_length=255),
+        ),
+    ]

media/models.py

@@ -2,7 +2,7 @@ from django.db import models
 from django.core.validators import MinValueValidator
 
 class Auteur(models.Model):
-    nom = models.CharField(max_length=255)
+    nom = models.CharField(max_length=255, unique=True)
 
     def __str__(self):
         return self.nom
@@ -30,6 +30,7 @@ class Jeu(models.Model):
             ('-1h', '-1h'),
             ('1-2h', '1-2h'),
             ('2-3h', '2-3h'),
+            ('3-4h', '3-4h'),
             ('4h+', '4h+'),
             )