add a filter

[wolnelektury.git] / src / club / migrations / 0043_monthlyamount_wide_singleamount_wide.py

diff --git a/src/club/migrations/0043_monthlyamount_wide_singleamount_wide.py b/src/club/migrations/0043_monthlyamount_wide_singleamount_wide.py
index 0c696b2..c73450c 100644 (file)
--- a/src/club/migrations/0043_monthlyamount_wide_singleamount_wide.py
+++ b/src/club/migrations/0043_monthlyamount_wide_singleamount_wide.py
@@ -6,8 +6,9 @@ from django.db import migrations, models
 def last_amount_wide(apps, schema_editor):
     SingleAmount = apps.get_model('club', 'SingleAmount')
     a = SingleAmount.objects.last()
-    a.wide = True
-    a.save()
+    if a is not None:
+        a.wide = True
+        a.save()
 
 
 class Migration(migrations.Migration):