Django Admin Totals

Module to show totals in Django Admin List.

Installation

virtualenv .
source bin/activate
pip install admin-totals

Or

pip install git+https://github.com/heron-brito/admin-totals.git

Usage

In settings.py

INSTALLED_APPS = [
    'admin_totals',
]

In admin.py:

from admin_totals.admin import ModelAdminTotals
from django.contrib import admin
from django.db.models import Sum, Avg
from django.db.models.functions import Coalesce

@admin.register(MyModel)
class MyModelAdmin(ModelAdminTotals):
    list_display = ['col_a', 'col_b', 'col_c']
    list_totals = [('col_b', lambda field: Coalesce(Sum(field), 0)), ('col_c', Avg)]

Make sure to at least have the columns of list_totals in list_display.

Tests

python runtests.py

Contributing

Please make sure to run the following commands before pushing and making a PR:

pip install -r requirements/test-ci.txt
isort --recursive admin_totals tests
flake8

isort will sort the imports and flake8 will lint the code. Please fix any errors before committing. Also, make sure to write passing tests.