generateimages does not replace original image? about django-imagekit HOT 1 CLOSED

def process_images(apps, schema_editor):
    Thing = apps.get_model('project', 'Thing')

    image_attrs = [
        'headshot',
        'project',
        'banner',
    ]
    for thing in Thing.objects.all():
        for attr in image_attrs:
            image_attr = getattr(thing, attr)
            if image_attr and image_attr.name:
                # magic is here
                image_attr.save(os.path.basename(image_attr.name), image_attr.open('rb'))


class Migration(migrations.Migration):

    dependencies = [
        ('project', '0005_some_stuff'),
    ]

    operations = [
        migrations.RunPython(process_images),
    ]

object.image_field.save(os.path.basename(object.image_field.name), object.image_field.open('rb'))