django_cleanup_auto_delete_old_files_on_model_update.py

1# 1. Install the package
2# pip install django-cleanup
3
4# 2. Add it to your settings.py
5# settings.py
6
7INSTALLED_APPS = (
8    ...,
9    'django_cleanup.apps.CleanupConfig', # should be placed last
10)
11
12# 3. Use FileField or ImageField in your models.py
13# models.py
14
15from django.db import models
16
17class MyModel(models.Model):
18    image = models.ImageField(upload_to='images')
19    file = models.FileField(upload_to='files')
20
21# No further code is required. 
22# django-cleanup will automatically delete the old file from storage 
23# when the 'image' or 'file' fields are changed or the model instance is deleted.