https://github.com/vlcinsky/fastapi-sse-htmx

https://github.com/vlcinsky/fastapi-sse-htmx

Last synced: about 2 months ago
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• Host: GitHub
• URL: https://github.com/vlcinsky/fastapi-sse-htmx
• Owner: vlcinsky
• Created: 2021-06-05T22:32:28.000Z (over 3 years ago)
• Default Branch: master
• Last Pushed: 2021-06-05T22:40:23.000Z (over 3 years ago)
• Last Synced: 2024-04-24T17:31:03.521Z (5 months ago)
• Language: Python
• Size: 26.4 KB
• Stars: 33
• Watchers: 3
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.rst

Awesome Lists containing this project

• awesome-htmx - htmx and SSE with FastAPI - FastAPI based web app sending Server Sent Events to frontend app created with htmx. (Examples by Back-end / Python-based (Django, FastAPI, Flask))

README

        
=========================

htmx and SSE with FastAPI

=========================

This is experiment testing FastAPI based web app sending Server Sent Events to frontend app created with htmx.

Installation

============

Using python 3.9 and having poetry installed::

    $ poetry install

Configuration

=============

There is nothing to configure.

Usage

=====

Activate virtual environment::

    $ poetry shell

    (.venv)$

Start the web app::

    (.venv)$ uvicorn app:app

Open http://localhost:8000 in a browser.

You shall see simple page with a table, where two cells are updating it's content according to events generated by the server.

.. image:: img/page.png

Red rectangles show text, which is dynamically updated.

To test the events from command line::

    $ curl -N http://localhost:8000/status_updates

    event: #of_subscribers

    data: 0

    retry: 30000

    event: #of_subscribers

    data: 1

    retry: 30000

    event: #of_subscribers

    data: 2

    retry: 30000

    event: #of_subscribers

    data: 3

    retry: 30000

    event: #of_news

    data: 4

    retry: 30000

    event: #of_news

    data: 5

    retry: 30000