1 files changed, 0 insertions, 6 deletions
diff --git a/models.py b/models.py
index 62274d2..18e0246 100644
--- a/models.py
+++ b/models.py
@@ -1,17 +1,11 @@
 from django.db import models
 from django.db.models import Q
-from django.db.models.functions import Extract
 from django.utils.text import slugify
 
 import hashlib
 import os
 
 
-@models.DateTimeField.register_lookup
-class ExtractWeek(Extract):
-    lookup_name = "week"
-
-
 class Timetable(models.Model):
     name = models.CharField(max_length=64, unique=True, verbose_name="nom")
     url = models.URLField(max_length=255, unique=True, verbose_name="URL")