What is Django channels used for?

Django Channels facilitates support of WebSockets in Django in a manner similar to traditional HTTP views . It wraps Django’s native asynchronous view support, allowing Django projects to handle not only HTTP, but also protocols that require long-running connections, such as WebSockets, MQTT, chatbots, etc.

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Why Django channels need Redis?

The primary purpose of redis in django-channel_layers is to store the necessary information required for different instances of consumers to communicate with one another . For example, in the tutorial section of channels documentation, it is clear that Redis is used as a storage layer for channel names and group names.

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How does Django handle WebSockets?

Generate a new token — remember, they’re only valid for 30 seconds — and use it to connect to your server. Paste your token and press Enter when you get a prompt: $ python -m websockets ws://localhost: 8888/ Connected to ws://localhost:8888/ > <your token> < Hello <your username>! Connection closed: 1000 (OK).

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