diff --git a/backend/account/serializers.py b/backend/account/serializers.py
index 9927dd4..3d0c88d 100644
--- a/backend/account/serializers.py
+++ b/backend/account/serializers.py
@@ -7,6 +7,8 @@ class CustomTokenObtainPairSerializer(TokenObtainPairSerializer):
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         del self.fields['password']
+
+
 class ProfileSerializer(serializers.ModelSerializer):
     class Meta:
         model = User
diff --git a/backend/order/models.py b/backend/order/models.py
index 3f37b5b..fe73653 100644
--- a/backend/order/models.py
+++ b/backend/order/models.py
@@ -46,8 +46,11 @@ class OrderModel(models.Model):
         verbose_name = 'سفارش'
         verbose_name_plural = 'سفارشات'
 
+
     # def total_without_tax(self):
     #     return sum(item.total() for item in self.items.all())
+
+
     def save(self, *args, **kwargs):
         try:
             push_object = PushSubscription.objects.get(user=self.user)
@@ -59,6 +62,7 @@ class OrderModel(models.Model):
             print('didnt send')
         super().save(*args, **kwargs)
 
+
     def discount(self):
         pass
         # total_with_item_discount = sum(item.total_with_discount() for item in self.items.all())
@@ -73,12 +77,14 @@ class OrderModel(models.Model):
     def tax(self):
         return self.total_without_tax() * 0.2
     
+
     def total(self):
         pass
         # return self.total_with_discount() + self.tax()
 
     def remove_order_item(self, item_pk, quantity):
         pass
+
     def add_order_item(self, item_pk, quantity):
         status = ''
         return status