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40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
# Generated by Django 2.2.10 on 2020-04-04 12:38
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from django.db import migrations
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from django.db.utils import OperationalError, ProgrammingError
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from part.models import Part
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from stdimage.utils import render_variations
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def create_thumbnails(apps, schema_editor):
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"""
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Create thumbnails for all existing Part images.
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"""
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try:
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for part in Part.objects.all():
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# Render thumbnail for each existing Part
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if part.image:
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try:
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part.image.render_variations()
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except FileNotFoundError:
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print("Missing image:", part.image())
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# The image is missing, so clear the field
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part.image = None
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part.save()
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except (OperationalError, ProgrammingError):
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# Migrations have not yet been applied - table does not exist
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print("Could not generate Part thumbnails")
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class Migration(migrations.Migration):
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dependencies = [
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('part', '0033_auto_20200404_0445'),
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]
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operations = [
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migrations.RunPython(create_thumbnails),
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]
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