Most data of suppliers should be optionnal.

kfet/migrations/0058_amend_supplier.py

@@ -0,0 +1,39 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('kfet', '0057_add_perms_config'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='supplier',
+            name='address',
+            field=models.TextField(verbose_name='adresse', blank=True),
+        ),
+        migrations.AlterField(
+            model_name='supplier',
+            name='articles',
+            field=models.ManyToManyField(verbose_name='articles vendus', through='kfet.SupplierArticle', related_name='suppliers', to='kfet.Article'),
+        ),
+        migrations.AlterField(
+            model_name='supplier',
+            name='comment',
+            field=models.TextField(verbose_name='commentaire', blank=True),
+        ),
+        migrations.AlterField(
+            model_name='supplier',
+            name='email',
+            field=models.EmailField(max_length=254, verbose_name='adresse mail', blank=True),
+        ),
+        migrations.AlterField(
+            model_name='supplier',
+            name='phone',
+            field=models.CharField(max_length=20, verbose_name='téléphone', blank=True),
+        ),
+    ]

kfet/models.py

@@ -8,6 +8,7 @@ from gestioncof.models import CofProfile
 from django.utils.six.moves import reduce
 from django.utils import timezone
 from django.utils.encoding import python_2_unicode_compatible
+from django.utils.translation import ugettext_lazy as _
 from django.db import transaction
 from django.db.models import F
 from datetime import date
@@ -524,21 +525,24 @@ class InventoryArticle(models.Model):
             self.stock_error = self.stock_new - self.stock_old
         super(InventoryArticle, self).save(*args, **kwargs)
 
-@python_2_unicode_compatible
+
 class Supplier(models.Model):
     articles = models.ManyToManyField(
         Article,
-        through      = 'SupplierArticle',
+        verbose_name=_("articles vendus"),
-        related_name = "suppliers")
+        through='SupplierArticle',
-    name = models.CharField("nom", max_length = 45)
+        related_name='suppliers',
-    address = models.TextField("adresse")
+    )
-    email = models.EmailField("adresse mail")
+    name = models.CharField(_("nom"), max_length=45)
-    phone = models.CharField("téléphone", max_length = 10)
+    address = models.TextField(_("adresse"), blank=True)
-    comment = models.TextField("commentaire")
+    email = models.EmailField(_("adresse mail"), blank=True)
+    phone = models.CharField(_("téléphone"), max_length=20, blank=True)
+    comment = models.TextField(_("commentaire"), blank=True)
 
     def __str__(self):
         return self.name
 
+
 class SupplierArticle(models.Model):
     supplier = models.ForeignKey(
         Supplier, on_delete = models.PROTECT)