A Django app for adding object tools for models in the admin
Project description
dj-obj-update is a module that helps you do two things while updating an object:
Only do a save if something changed
Log what changed (the logger name is obj_update and only outputs DEBUG)
Installation
pip install dj-obj-update
Usage
Updating an object
from obj_update import obj_update
new_data = {
'flavor': 'chocolate',
}
for obj in queryset:
obj_update(obj, new_data)
Replacement for update_or_create
from obj_update import obj_update_or_create
choice, created = obj_update_or_create(
Choice,
question=question,
defaults={'choice_text': 'Flour or corn?'},
)
https://docs.djangoproject.com/en/1.8/ref/models/querysets/#update-or-create
Logging changes
Using python-json-logger:
import logging
from pythonjsonlogger.jsonlogger import JsonFormatter
logger = logger.getLogger('obj_update')
handler = logging.FileHandler('log/my_obj_changes.log')
handler.setFormatter(JsonFormatter())
logger.addHandler(handler)
logger.setLevel(logging.DEBUG)
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