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https://github.com/app-generator/django-tasks-manager

Django Tasks Manager - Simple Celery Integration | AppSeed
https://github.com/app-generator/django-tasks-manager

celery django dynamic-programming open-source pypi-package

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Django Tasks Manager - Simple Celery Integration | AppSeed

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README

        

# [Django Tasks Manager](https://appseed.us/developer-tools/django-tasks-manager/)

A super simple **Django & Celery** integration - This library is actively supported by [AppSeed](https://appseed.us/).


> Features:

- Create/Revoke `Celery Tasks`
- `View LOGS` & Output
- `Minimal Configuration`
- Available [TASKS](https://github.com/app-generator/django-tasks-manager/blob/main/django_tm/tasks.py) (provided as starting samples)
- `users_in_db()` - List all registered users
- `execute_script()` - let users execute the [scripts](https://github.com/app-generator/django-tasks-manager/tree/main/django_tm/celery_scripts) defined in `CELERY_SCRIPTS_DIR` (CFG parameter)
- [check-db-health.py](https://github.com/app-generator/django-tasks-manager/blob/main/django_tm/celery_scripts/check-db-health.py) (sample)


![Django Tasks Manager - View Running Tasks.](https://user-images.githubusercontent.com/51070104/195670211-a24f7d72-37c1-48fc-a842-ab45b4559ca0.jpg)


## How to use it


> **Install the package** via `PIP`

```bash
$ pip install django-tasks-manager
// OR
$ pip install git+https://github.com/app-generator/django-tasks-manager.git
```


> **Include the new routing**

```python
# core/urls.py

from django.urls import path, include # <-- UPDATE: Add 'include' HELPER

urlpatterns = [
...

path("", include("django_tm.urls")), # <-- New Routes

...
]
```


> Create **Scrips & LOGS** directories - The Recomended place is in the root of the project:

```bash
$ mkdir celery_scripts # Used in Settings -> CELERY_SCRIPTS_DIR
$ mkdir celery_logs # Used in Settings -> CELERY_SCRIPTS_DIR
```

- Make sure the user that executes the app has write permission.
- Copy the [sample scripts](./django_tm/celery_scripts) in the scripts directory.
- All scripts will be available in the UI, ready to be executed by the manager.


> **Update Configuration** Add `os` object import

```python
import os # <-- NEW
```


> **Update Configuration**: Include the new APPS

```python
INSTALLED_APPS = [
...
'django_tm', # Django Tasks Manager # <-- NEW
'django_celery_results', # Django Celery Results # <-- NEW
]
```


> **Update Configuration**: Include the new templates

```python
TEMPLATE_DIR_TASKS = os.path.join(BASE_DIR, "django_tm/templates") # <-- NEW

TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [TEMPLATE_DIR_TASKS], # <-- Updated
'APP_DIRS': True,
},
]
```


> **Update Configuration**: New **CELERY_** Section

```python

#############################################################
# Celery configurations
# https://docs.celeryq.dev/en/stable/django/first-steps-with-django.html

# !!!
# BASE_DIR points to the ROOT of the project
# Note: make sure you have 'os' object imported
# !!!

# !!!
# BASE_DIR = os.path.dirname(os.path.dirname(__file__))
# !!!

# Working Directories required write permission
CELERY_SCRIPTS_DIR = os.path.join(BASE_DIR, "celery_scripts" )
CELERY_LOGS_DIR = os.path.join(BASE_DIR, "celery_logs" )

CELERY_BROKER_URL = os.environ.get("CELERY_BROKER", "redis://localhost:6379")
CELERY_RESULT_BACKEND = os.environ.get("CELERY_BROKER", "redis://localhost:6379")

CELERY_TASK_TRACK_STARTED = True
CELERY_TASK_TIME_LIMIT = 30 * 60
CELERY_CACHE_BACKEND = "django-cache"
CELERY_RESULT_BACKEND = "django-db"
CELERY_RESULT_EXTENDED = True
CELERY_RESULT_EXPIRES = 60*60*24*30 # Results expire after 1 month
CELERY_ACCEPT_CONTENT = ["json"]
CELERY_TASK_SERIALIZER = 'json'
CELERY_RESULT_SERIALIZER = 'json'

#############################################################
#############################################################

```


> **Start the App**

```bash
$ # Set up the database
$ python manage.py makemigrations
$ python manage.py migrate
$
$ # Create the superuser
$ python manage.py createsuperuser
$
$ # Start the application (development mode)
$ python manage.py runserver # default port 8000
```

- **Authenticate** as `superuser`
- Access the `Tasks` page: `http://127.0.0.1:8000/tasks`


> **Start the Celery Manager** (another terminal) & **Update Environment**

Export `DJANGO_SETTINGS_MODULE` using the value provided in `manage.py`

```bash
$ export DJANGO_SETTINGS_MODULE=cfg.settings
```

The value used export should be taken from `manage.py`:

```python
def main():

"""Run administrative tasks."""
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "cfg.settings") # <-- VALUE to be exported

try:
from django.core.management import execute_from_command_line
except ImportError as exc:
...
```


**Note**: `Redis` server is expected on port `6379` (default). In case Redis runs on other `PORT`, please update the configuration: `CELERY_BROKER_URL` and `CELERY_RESULT_BACKEND`.

```bash
$ celery --app=django_tm.celery.app worker --loglevel=info
```


## Screens

> `View all tasks`

![Django Tasks Manager - View All Tasks.](https://user-images.githubusercontent.com/51070104/195669853-677e887e-f8b2-4b56-bcf3-f81d98b175b0.jpg)


> `View Task LOG`

![Django Tasks Manager - View Task LOG.](https://user-images.githubusercontent.com/51070104/195669981-c64e3d13-1d83-496a-b527-cade9cda2cd2.jpg)


## Links & Resources

- Free [Support](https://appseed.us/support/) via Email and Discord
- [Django Tasks Manager](https://github.com/app-generator/sample-django-tasks-manager) - `free sample` that explains:
- `Project Creation` (minimal files added)
- `Install` & Generate `Django` Core
- Install `Django-TM` (this package)
- `Update Configuration`
- `Start the app`
- Use the `Tasks Manager`


---
[Django Tasks Manager](https://appseed.us/developer-tools/django-tasks-manager/) - Open-source library provided by **[AppSeed](https://appseed.us/)**