30 lines
764 B
Python
30 lines
764 B
Python
from django.db import migrations
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def backfill_album_artist_to_artists(apps, schema_editor):
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Album = apps.get_model("music", "Album")
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AlbumArtist = Album.artists.through
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AlbumArtist.objects.bulk_create(
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[
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AlbumArtist(album_id=r["id"], artist_id=r["album_artist_id"])
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for r in Album.objects.filter(album_artist__isnull=False).values(
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"id", "album_artist_id"
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)
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],
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ignore_conflicts=True,
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)
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class Migration(migrations.Migration):
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dependencies = [
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("music", "0033_backfill_track_artists"),
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]
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operations = [
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migrations.RunPython(
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backfill_album_artist_to_artists,
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reverse_code=migrations.RunPython.noop,
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),
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]
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