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Adds reverse migration stub

This commit is contained in:
Mouse Reeve 2021-06-19 08:36:12 -07:00
parent e99e4831f1
commit cb811c92a6
1 changed files with 6 additions and 1 deletions
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7
bookwyrm/migrations/0077_rename_physical_format_edition_physical_format_detail.py
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@ -57,16 +57,21 @@ def infer_format(app_registry, schema_editor):
} }
for edition in editions: for edition in editions:
free_format = editions.physical_format_detail.lower() free_format = editions.physical_format_detail.lower()
print(free_format)
if free_format in mappings: if free_format in mappings:
print("hi")
edition.physical_format = mappings[free_format] edition.physical_format = mappings[free_format]
edition.save(broadcast=False) edition.save(broadcast=False)
else: else:
matches = [v for k, v in mappings if k in free_format] matches = [v for k, v in mappings if k in free_format]
print(matches)
if not matches: if not matches:
continue continue
edition.physical_format = matches[0] edition.physical_format = matches[0]
edition.save(broadcast=False) edition.save(broadcast=False)
def reverse(app_registry, schema_editor):
"""doesn't need to do anything"""
class Migration(migrations.Migration): class Migration(migrations.Migration):
@ -96,5 +101,5 @@ class Migration(migrations.Migration):
null=True, null=True,
), ),
), ),
migrations.RunPython(infer_format), migrations.RunPython(infer_format, reverse),
] ]