28 lines
724 B
Python
28 lines
724 B
Python
from django.db import migrations
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def backfill_artist_fk_to_artists(apps, schema_editor):
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Track = apps.get_model("music", "Track")
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TrackArtist = Track.artists.through
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TrackArtist.objects.bulk_create(
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[
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TrackArtist(track_id=r["id"], artist_id=r["artist_fk_id"])
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for r in Track.objects.filter(artist_fk__isnull=False).values("id", "artist_fk_id")
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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", "0032_track_artist_fk_and_artists"),
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]
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operations = [
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migrations.RunPython(
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backfill_artist_fk_to_artists,
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reverse_code=migrations.RunPython.noop,
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),
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]
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