17 lines
465 B
Python
17 lines
465 B
Python
"""
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dynamic_fields/signals.py
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"""
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from django.dispatch import receiver
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from django.core.management import call_command
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from django.db.models.signals import pre_delete
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from dynamic_fields.models import DynamicField
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@receiver(pre_delete, sender=DynamicField)
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def pre_delete_dynamic_field(sender, instance, **kwargs):
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"""
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method to delete the column from the db before
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deleting the dynamic field
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"""
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call_command("delete_field", *(instance.pk,))
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