Django Cheatsheet


What is Django?

Python-based web framework used for rapid development.

Installing Django + Setup

pip install django

Creating a project

The below command creates a new project

django-admin startproject projectName

Starting a server

The below command starts the development server.

python runserver

Django MVT

Django follows MVT(Model, View, Template) architecture.

Sample Django Model

The model represents the schema of the database.

from django.db import models 

class Product(models.Model): //Product is the name of our model 


View decides what data gets delivered to the template.

from django.http import HttpResponse

def index(request):
return HttpResponse(''Django CodeWithHarry Cheatsheet'')

Sample HTML Template

A sample .html file that contains HTML, CSS and Javascript.

<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>CodeWithHarry Cheatsheet</title>
<h1>This is a sample template file.</h1>

Views in Django

Sample Function-Based Views

A python function that takes a web request and returns a web response.

from django.http import HttpResponse

def index(request):
return HttpResponse(''This is a function based view.')

Sample Class-Based Views

Django's class-based views provide an object-oriented (OO) way of organizing your view code.

from django.views import View

class SimpleClassBasedView(View):
def get(self, request):
... # code to process a GET request

URLs in Django

set of URL patterns to be matched against the requested URL.

Sample file

from django.contrib import admin
from django.urls import path
from . import views

urlpatterns = [
path('', views.index, name='index'),
path('about/', views.about, name='about'),


Forms in Django

Similar to HTML forms but are created by Django using the form field.

Sample Django form

from django import forms

# creating a form
class SampleForm(forms.Form):
Name = forms.CharField()
description = forms.CharField()

Apps in Django

Apps in Django are like independent modules for different functionalities.

Creating an app

python startapp AppName

Listing app in the

After creating an app, we need to list the app name in INSTALLED_APPS


Templates in Django

Used to handle dynamic HTML files separately.

Configuring templates in

'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': ["templates"],
'APP_DIRS': True,
# ... some options here ...

Changing the file

A view is associated with every template file. This view is responsible for displaying the content from the template.

def index(request):
return render(request, 'index.html') ; #render is used to return the template

Sample template file

<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8">
<title>Template is working</title>
<h1>This is a sample django template.</h1>

Migrations in Django

Migrations are Django's way of updating the database schema according to the changes that you make to your models.

Creating a migration

The below command is used to make migration but no changes are made to the actual database.

python makemigrations

Applying the migration

The below command is used to apply the changes to the actual database.

python migrate

Admin interface in Django

Django comes with a ready-to-use admin interface.

Creating the admin user

python createsuperuser

Page Redirection

Redirection is used to redirect the user to a specific page of the application on the occurrence of an event.

Redirect method

from django.shortcuts import render, redirect

def redirecting(request):
return redirect("")



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