Book Image

Django 4 for the Impatient

By : Greg Lim, Daniel Correa
Book Image

Django 4 for the Impatient

By: Greg Lim, Daniel Correa

Overview of this book

Learning Django can be a tricky and time-consuming activity. There are hundreds of tutorials, loads of documentation, and many explanations that are hard to digest. However, this book enables you to use and learn Django in just a couple of days. In this book, you’ll go on a fun, hands-on, and pragmatic journey to learn Django full stack development. You'll start building your first Django app within minutes. You'll be provided with short explanations and a practical approach that cover some of the most important Django features, such as Django Apps’ structure, URLs, views, templates, models, CSS inclusion, image storage, authentication and authorization, Django admin panel, and many more. You'll also use Django to develop a movies review app and deploy it to the internet. By the end of this book, you'll be able to build and deploy your own Django web applications.

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Table of Contents (14 chapters)
Preface
Preface
Who this book is for
What this book covers
To get the most out of this book
Download the example code files
Download the color images
Conventions used
Get in touch
Share Your Thoughts
1
Chapter 1: Installing Python and Django
Chapter 1: Installing Python and Django
Technical requirements
Understanding the app we will be building
Installing Python
Installing Django
Running the Django local web server
Summary
Free Chapter
2
Chapter 2: Understanding the Project Structure and Creating Our First App
Chapter 2: Understanding the Project Structure and Creating Our First App
Technical requirements
Understanding the project structure
Creating our first app
Summary
3
Chapter 3: Managing Django URLs
Chapter 3: Managing Django URLs
Technical requirements
Understanding and defining Django URLs
Summary
4
Chapter 4: Generating HTML Pages with Templates
Chapter 4: Generating HTML Pages with Templates
Technical requirements
Understanding Django templates
Passing data into templates
Adding Bootstrap to our site
Adding a search form
Sending a form to another page
Summary
5
Chapter 5: Working with Models
Chapter 5: Working with Models
Technical requirements
Creating our first model
Installing pillow
Managing migrations
Accessing the Django admin interface
Configuring for images
Serving the stored images
Adding a movie model to admin
Summary
6
Chapter 6: Displaying Objects from Admin
Chapter 6: Displaying Objects from Admin
Technical requirements
Listing movies
Using the card component
Implementing a search
Adding a news app
Listing news
Summary
7
Chapter 7: Understanding the Database
Chapter 7: Understanding the Database
Technical requirements
Understanding the database viewer
Displaying object information in admin
Switching to a MySQL database
Summary
8
Chapter 8: Extending Base Templates
Chapter 8: Extending Base Templates
Technical requirements
Creating a base template
Making the links work
Adding a footer section
Serving static files
Summary
9
Chapter 9: Creating a Movie Detail Page
Chapter 9: Creating a Movie Detail Page
Technical requirements
Creating a movie page
Implementing links to individual movie pages
Summary
10
Chapter 10: Implementing User Signup and Login
Chapter 10: Implementing User Signup and Login
Technical requirements
Creating a signup form
Creating a user
Handling user creation errors
Customizing UserCreationForm
Showing whether a user is logged in
Implementing the logout functionality
Implementing the login functionality
Summary
11
Chapter 11: Letting Users Create, Read, Update, and Delete Movie Reviews
Chapter 11: Letting Users Create, Read, Update, and Delete Movie Reviews
Technical requirements
Letting users post movie reviews
Creating a review
Listing reviews
Updating a review
Deleting a review
Implementing authorization
Summary
12
Chapter 12: Deploying the Application to the Cloud
Chapter 12: Deploying the Application to the Cloud
Technical requirements
Managing GitHub and Git
Cloning our code on to PythonAnywhere
Configuring virtual environments
Setting up your web app
Configuring static files
Changing db.sqlite3 to MySQL or PostgresSQL
Summary
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13
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Installing Python

First, let's check whether we have Python installed and, if so, what version we have.

If you are using a Mac, open your Terminal. If you are using Windows, open Command Prompt. For convenience, I will refer to both Terminal and Command Prompt as Terminal throughout the book.

We will need to check whether we have at least Python 3.8 in order to use Django 4. To do so, go to your Terminal and run the following commands.

For macOS, run this:

python3 --version

For Windows, run this:

python --version

This shows the version of Python you have installed. Make sure that the version is at least 3.8. If it isn't, get the latest version of Python by going to https://www.python.org/downloads/ and installing the version for your OS. For Windows, you must select the Add Python 3.* to PATH option, as shown in Figure 1.4:

Figure 1.4 – Install Python on Windows

After the installation, run the command again to check the...

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