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# Generated by Django 2.2.24 on 2022-10-17 12:22
from django.db import migrations, models
def migrate(apps, schema_editor):
ContextRecord = apps.get_model('archaeological_context_records', 'ContextRecord')
for cr in ContextRecord.objects.filter(excavation_technic__isnull=False).all():
cr.excavation_technics.add(cr.excavation_technic)
class Migration(migrations.Migration):
dependencies = [
('archaeological_context_records', '0108_auto_20220707_1633'),
]
operations = [
migrations.AddField(
model_name='contextrecord',
name='excavation_technics',
field=models.ManyToManyField(blank=True, related_name='context_records', to='archaeological_context_records.ExcavationTechnicType', verbose_name='Excavation technique'),
),
migrations.RunPython(migrate),
]
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