DjangoCon 2021 | Hacking Django Channels for Fun and Profit | Calvin Hendryx-Parker

Published: 31 July 2021
on channel: DjangoCon Europe

491

Intro and Backstory on Django Channels history — 3%
Synchronous vs Async Request Loops
WSGI vs ASGI for your Django Application
Intro to WebSockets — 3%
Demo of them used in the real world web applications
How they interact with async event loops
Django Channels Core Concepts — 10%
Consumers
Channel Layers
Background Workers
Consumers and ASGI Routing Example — 10%
Where to Background Workers Fit? — 10%
Lightweight Tasks
Considerations when reliability is not needed
How about reversing the Consumer use case? — 20%
Create long-running Background Workers
Connect to remote services such as Discord to create Bots
Example application integration with Discord — 20%
Connect to Discord on start and listen for messages and other events
Send our own application messages into Discord
Building your own long-running Channel Worker — 20%
What to add to your project
Define channel background tasks to run at start
Next steps for this project — 2%
Upstream or create Channels addon to make this functionality more generic
Add ability to define one-shot tasks
Add ability to define post-job tasks to run on stop
Conclusion — 2%

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