Django Basics
Django Basics
Contributors Rishabh Singh / @stalwart201Shashank Aryan / @arlok31Shweta Suman / @cosmologist10Mannu Gupta / @theparadoxer02Shashank Kumar / @realslimshankyShivam Sharma / @shivams334
What is Django?
Why Django
- Ridiculously fast
- Fully loaded
- Reassuringly secure
- Exceedingly scalable
- Incredibly versatile
what is Framework?
- A web framework (WF) or web application framework (WAF) is a software that is designed to support the development of web applications
- It includes web services, web resources and web APIs. Web frameworks aim to alleviate the overhead associated with common activities performed in web development
Types of Framework
- Oracle Application Development Framework
- Financial modeling applications
- Earth system modeling applications
- Decision support systems
- Multimedia framework - Media playback and authoring
- Ajax framework / JavaScript framework
- Web framework
- Application framework - General GUI applications
- Middleware
- Cactus Framework - High performance scientific computing
- Enterprise Architecture framework
Various other Web frameworks on Python.
- Flask
- Bottle
- Zope
- Pyramid
- CubicWeb
- Web.py
- Web2.py
Installing Django
- Install pip
- Install Django via pip
Installing pip on Linux
- For Fedora users:
- $ sudo dnf install pip
For Debian users: $ sudo apt-get install pip
Installing Django on Linux
$ sudo pip install django
To check the instaled version of Django on Linux
$ pyhton -m django --version
Creating a project on Django
Create a directory named Django Open the path in terminal$ django-admin startproject mysite 'mysite' is the name of the project
Obtain repo
git init
git clone "url"
Installing Django on Linux
$ sudo pip install django
To check the instaled version of Django on Linux
$ pyhton -m django --version
Creating a project on Django
Create a directory named Django Open the path in terminal$ django-admin startproject mysite 'mysite' is the name of the project
Obtain repo
git init
git clone "url"
Installing Django on Linux
$ sudo pip install django
To check the installed version of Django on Linux
$ pyhton -m django --version
Creating a project on Django
Create a directory named Django Open the path in terminal$ django-admin startproject mysite 'mysite' is the name of the project
Creating an app in Django Project
The django project is made up of different apps In Terminal change your working directory to Django Project directory Type the following code$ python manage.py startapp 'Appname'
Urls in django
A URL is simply a web address You can see a URL every time you visit a website It is visible in your browser's address bar urls.py file is made in mysite folder to link all urls
Views in Django
A view function, or view for short, is simply a Python function that takes a Web request and returns a Web response This response can be the HTML content of a Web page, or a redirect, or a 404 error, or an XML document, or an image or anything
What is a Template ?
A template is simply a text file. It can generate any text-based format (HTML, XML, CSV, etc.) A template contains variables, which get replaced with values when the template is evaluated, and tags These tags control the logic of the template
Forms handling in django
Display an HTML form with automatically generated form widgets (like a text field or date picker) Check submitted data against a set of validation rules Redisplay a form in case of validation errors Convert submitted form data to the relevant Python data types
Django admin site
To add, edit and delete the posts we've just modeled, we will use Django admin The admin is enabled in the default project template used by startproject To Register a model to the Admin
from django.contrib import admin
from .models import model
admin.site.register(Modelame)
Books/Blogs References
Below are some references you should go to get in-depth knowledge about Django
Django Girls Tutorial
Two Scoops Of Django
Tango With Django
Mastering Django
Videos References
Below are some video series that will give you a headstart in Django
Coding Entrepreneurs - Try Django
The New Boston - Django Tutorials for Beginners
Sentdex - Django Web Development with Python
Mike Hibbert - Python Django tutorial