very minor fix

diff --git a/src/catalogue/migrations/0016_auto_20171031_1232.py b/src/catalogue/migrations/0016_auto_20171031_1232.py
index 1dbee60..5892a29 100644 (file)
--- a/src/catalogue/migrations/0016_auto_20171031_1232.py
+++ b/src/catalogue/migrations/0016_auto_20171031_1232.py
@@ -33,5 +33,5 @@ class Migration(migrations.Migration):
             name='has_audience',
             field=models.BooleanField(default=False),
         ),
             name='has_audience',
             field=models.BooleanField(default=False),
         ),

-        migrations.RunPython(refresh_books, lambda apps, schema_editor: None),
+        migrations.RunPython(refresh_books, migrations.RunPython.noop),

     ]
     ]