Model Duplication
Django admin have save_as feature, but that feature have bug with images field, and sometime you want 100% duplication of a model instance with all other related objects and customization, then save_as doesn't fit for that purpose.
| target: | https://coveralls.io/github/squallcs12/django-modelduplication?branch=master |
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Quick start
- Add "modelduplication" to your INSTALLED_APPS setting like this:
INSTALLED_APPS = [
# ...
'modelduplication',
]- Define pre_duplicate and post_duplicate to your models to customize duplication process:
class Book(models.Model):
def pre_duplicate(self, origin, first_level):
"""This method use to modify object before `save` on duplication.
:type origin models.Model
:type first_level bool
:param first_level is the root level of duplication
:param origin the origin instance
"""
pass
def post_duplicate(self, origin):
"""This method is called after finishing the duplication.
:type origin models.Model
:param origin the origin instance
"""
pass
