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Add no-op reverse migration callable for 0004

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Allow it to be reversed.
This commit is contained in:
benjaoming 2015-12-28 02:15:51 +01:00 committed by Karl Hobley
parent cda667a544
commit 074bdabcff
1 changed files with 6 additions and 1 deletions
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7
wagtail/wagtailimages/migrations/0004_make_focal_point_key_not_nullable.py
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@ -42,6 +42,11 @@ def remove_duplicate_renditions(apps, schema_editor):
""") """)
def reverse_remove_duplicate_renditions(*args, **kwargs):
"""This is a no-op. The migration removes duplicates, we cannot recreate those duplicates."""
pass
class Migration(migrations.Migration): class Migration(migrations.Migration):
dependencies = [ dependencies = [
@ -49,7 +54,7 @@ class Migration(migrations.Migration):
] ]
operations = [ operations = [
migrations.RunPython(remove_duplicate_renditions), migrations.RunPython(remove_duplicate_renditions, reverse_remove_duplicate_renditions),
migrations.AlterField( migrations.AlterField(
model_name='rendition', model_name='rendition',