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Django 5 By Example

You're reading from   Django 5 By Example Build powerful and reliable Python web applications from scratch

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Product type Paperback
Published in Apr 2024
Publisher Packt
ISBN-13 9781805125457
Length 820 pages
Edition 5th Edition
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Author (1):
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Antonio Melé Antonio Melé
Author Profile Icon Antonio Melé
Antonio Melé
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Table of Contents (20) Chapters Close

Preface 1. Building a Blog Application 2. Enhancing Your Blog and Adding Social Features FREE CHAPTER 3. Extending Your Blog Application 4. Building a Social Website 5. Implementing Social Authentication 6. Sharing Content on Your Website 7. Tracking User Actions 8. Building an Online Shop 9. Managing Payments and Orders 10. Extending Your Shop 11. Adding Internationalization to Your Shop 12. Building an E-Learning Platform 13. Creating a Content Management System 14. Rendering and Caching Content 15. Building an API 16. Building a Chat Server 17. Going Live 18. Other Books You May Enjoy
19. Index

Modifying the consumer to be fully asynchronous

The ChatConsumer you have implemented inherits from the synchronous base class WebsocketConsumer. Synchronous consumers operate in a way that each request must be processed in sequence, one after the other. Synchronous consumers are convenient for accessing Django models and calling regular synchronous I/O functions. However, asynchronous consumers perform better because of their ability to perform non-blocking operations, moving to another task without waiting for the first operation to complete. They don’t require additional threads when handling requests, thus reducing wait times and increasing the ability to scale to more users and requests simultaneously.

Given that you are already using the asynchronous channel layer functions, you can seamlessly rewrite the ChatConsumer class to make it asynchronous.

Edit the consumers.py file of the chat application and implement the following changes:

import json
from channels...
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