Upgrade django to version 5

packages/backend/apps/finances/serializers.py

@@ -1,3 +1,5 @@
+import datetime
+
 from django.conf import settings
 from django.contrib import messages
 from django.utils import timezone
@@ -135,7 +137,7 @@ def get_price(self, obj):
 
 class StripeTimestampField(serializers.DateTimeField):
     def to_representation(self, value):
-        return super().to_representation(timezone.datetime.fromtimestamp(value, tz=timezone.utc))
+        return super().to_representation(timezone.datetime.fromtimestamp(value, tz=datetime.timezone.utc))
 
 
 class SubscriptionSchedulePhaseSerializer(serializers.Serializer):

packages/backend/apps/finances/services/subscriptions.py

@@ -1,3 +1,5 @@
+import datetime
+
 from django.utils import timezone
 from djstripe import models as djstripe_models, enums as djstripe_enums
 
@@ -66,7 +68,7 @@ def get_valid_schedule_phases(schedule: djstripe_models.SubscriptionSchedule):
     return [
         phase
         for phase in schedule.phases
-        if timezone.datetime.fromtimestamp(phase['end_date'], tz=timezone.utc) > timezone.now()
+        if timezone.datetime.fromtimestamp(phase['end_date'], tz=datetime.timezone.utc) > timezone.now()
     ]
 
 
@@ -89,5 +91,5 @@ def is_current_schedule_phase_trialing(schedule: djstripe_models.SubscriptionSch
     if not current_phase['trial_end']:
         return False
 
-    trial_end = timezone.datetime.fromtimestamp(current_phase['trial_end'], tz=timezone.utc)
+    trial_end = timezone.datetime.fromtimestamp(current_phase['trial_end'], tz=datetime.timezone.utc)
     return trial_end > timezone.now()

packages/backend/apps/finances/tests/factories.py

@@ -2,7 +2,6 @@
 import uuid
 
 import factory
-import pytz
 from django.utils import timezone
 from djstripe import models as djstripe_models, enums
 
@@ -230,15 +229,15 @@ def items(self, create, extracted, **kwargs):
     class Params:
         trialing = factory.Trait(
             status=enums.SubscriptionStatus.trialing,
-            trial_start=datetime.datetime.now(tz=pytz.UTC),
-            trial_end=datetime.datetime.now(tz=pytz.UTC) + datetime.timedelta(30),
+            trial_start=datetime.datetime.now(tz=datetime.timezone.utc),
+            trial_end=datetime.datetime.now(tz=datetime.timezone.utc) + datetime.timedelta(30),
         )
 
         trial_completed = factory.Trait(
             status=enums.SubscriptionStatus.trialing,
-            current_period_start=datetime.datetime.now(tz=pytz.UTC) - datetime.timedelta(2),
-            trial_start=datetime.datetime.now(tz=pytz.UTC) - datetime.timedelta(2),
-            trial_end=datetime.datetime.now(tz=pytz.UTC) - datetime.timedelta(1),
+            current_period_start=datetime.datetime.now(tz=datetime.timezone.utc) - datetime.timedelta(2),
+            trial_start=datetime.datetime.now(tz=datetime.timezone.utc) - datetime.timedelta(2),
+            trial_end=datetime.datetime.now(tz=datetime.timezone.utc) - datetime.timedelta(1),
         )
 
 
@@ -256,7 +255,7 @@ class Meta:
     @factory.post_generation
     def phases(self, create, extracted, **kwargs):
         def unix_time(dt):
-            epoch = datetime.datetime.utcfromtimestamp(0).replace(tzinfo=pytz.UTC)
+            epoch = datetime.datetime.utcfromtimestamp(0).replace(tzinfo=datetime.timezone.utc)
             return int((dt - epoch).total_seconds())
 
         if not create:

packages/backend/apps/finances/tests/test_schema.py

@@ -175,6 +175,7 @@ def test_trial_fields_in_response_when_customer_already_activated_trial(
         executed = graphene_client.query(
             self.ACTIVE_SUBSCRIPTION_QUERY, variable_values={"tenantId": to_global_id("TenantType", tenant.id)}
         )
+        print(executed)
 
         assert executed['data']['activeSubscription']['phases'][0]['trialEnd']
         assert executed['data']['activeSubscription']['subscription']['trialStart']