replace User by get_user_model

event/models.py

@@ -1,9 +1,11 @@
-from django.contrib.auth.models import User
+from django.contrib.auth import get_user_model
 from django.utils.translation import ugettext_lazy as _
 from django.core.validators import RegexValidator
 from django.core.exceptions import FieldError
 from django.db import models
 
+User = get_user_model()
+
 
 class Event(models.Model):
     title = models.CharField(

users/models.py

@@ -1,2 +1,17 @@
 from django.db import models
-from django.contrib.auth.models import User
+from django.contrib.auth.models import AbstractUser, UserManager
+from django.utils.translation import ugettext_lazy as _
+
+
+class User(AbstractUser):
+    phone = models.CharField(
+        _('numéro de téléphone'),
+        max_length=20,
+        blank=True,
+    )
+
+    objects = UserManager()
+
+    class Meta:
+        verbose_name = _("utilisateur")
+        verbose_name_plural = _("utilisateurs")