Tally-Ho

Overview

Election results data entry and verification software built by Ona Systems, commissioned by the Libyan High National Elections Commission and UNDP.

Quick Install

Checkout the Repository

git clone git@github.com:onaio/tally-ho.git

Set Up Virtual Environment and Install Requirements

Prerequisites: Ensure virtualenvwrapper and PostgreSQL are installed.

mkvirtualenv tally --python=python3.9
pip install -r requirements/dev.pip

Install libpq-dev for PostgreSQL headers:

sudo apt-get install libpq-dev

Install memcached and Redis:

sudo apt-get update && sudo apt-get install -y memcached redis-server

Ensure latest versions of pip, wheel, and setuptools:

python -m pip install -U pip wheel setuptools

Enable pre-commit hook checks:

pre-commit install

Running Celery

celery -A tally_ho.celeryapp worker --loglevel=info

Quick Start with User Demo Data

Warning: This will erase all database data.

./scripts/quick_start

If server setup is complete, start the server:

python manage.py runserver --settings=tally_ho.settings.dev

Loading Tally Demo Data

Note: Add demo result forms and candidate lists.

Advanced: Recreate Database and Load Demo Users

Warning: This erases all database data and only works with files in ./data.

./scripts/reload_all postgres 127.0.0.1 tally_ho.settings.common

Docker Installation

With Docker and docker-compose installed, build and run:

docker-compose build
docker-compose up

Visit 127.0.0.1:8000. For production, modify the docker-compose.yml file:

1. Change NGINX port from 8000 to 80.
2. Add your host to ALLOWED_HOSTS in tally_ho/settings/docker.py.

Running Tests

Run tests with:

pytest tally_ho

Documentation

Arabic Translations

Follow these steps for managing Arabic translations:

1. Add Arabic Language: Update settings.py:

   # settings.py
       LANGUAGES = [
           ('en', 'English'),
           ('ar', 'Arabic'),
   ]
   
   # Ensure LANGUAGE_CODE is set to a default language (e.g., 'en')
       LANGUAGE_CODE = 'en'

2. Generate Arabic Translation Files:

   django-admin makemessages -l ar

3. Edit Arabic Translations: Update locale/ar/LC_MESSAGES/django.po.

4. Compile Translations:

   django-admin compilemessages

Generating Model Graphs

Install requirements from requirements/dev.pip and graphviz.

Generate all model graphs:

python manage.py graph_models --settings=tally_ho.settings.dev --pydot -a -g -o tally-ho-all-models.png

Generate specific app model graphs:

python manage.py graph_models --settings=tally_ho.settings.dev --pydot -a -X GroupObjectPermission,... -g -o tally-ho-app-models.png

Demo Users

Use the create_demo_users command to create demo users with usernames like super_administrator, and password data.

File Uploads

File upload limit is set to 10MB in MAX_FILE_UPLOAD_SIZE within tally_ho/settings/common.py.

News

• Article: Writing Python Code to Decide an Election.
• PyConZA 2014 presentation: Writing Python Code to Decide an Election.