Frameworks_Comparison

FastAPI, Django and Flask comparison

	Django	FastAPI	Flask
Release	2005	2018	2010
License	3-clause license	MIT License	BSD 3-Clause
url	djangoproject.com	fastapi.tiangolo.com	flask.palletsprojects.com

Django

Installation

pip install Django
django-admin startproject todoapp

Start

python manage.py migrate
python manage.py runserver
python manage.py startapp todolist

• add 'todolist' to INSTALLED_APPS

Add views

• implement todolist.views.py and create todolist.urls.py
• add urls to todoapp.urls.py

Add templates

• add templates folder and file
• add "templates" to DIR in settings.py
• modify view: return render...

Add models

• implement todolist.models.py

Put together

manage.py makemigrations
python manage.py migrate
python manage.py createsuperuser

• Adding models to the administration site:
  • todolist.admin.py: admin.site.register(Todo)
• login to admin

add template

• add {% csrf_token %} to template

CRUD

• implement views

FastAPI

pip install fastapi
pip install "uvicorn[standard]"
pip install python-multipart sqlalchemy jinja2

uvicorn app:app --reload

Flask

python3 -m venv venv
. venv/bin/activate

pip install Flask
pip install Flask-SQLAlchemy

export FLASK_APP=app.py
export FLASK_ENV=development
flask run