hedron-flask
Flask adapter for Hedron component rendering and HTMX interactions.
Render Page / fragment components with the same hedron-core
renderer used by FastAPI, map portable InteractionResult values to native Flask
responses, and integrate CSRF double-submit cookies with Flask sessions. Does not
install FastAPI.
Package maturity: Beta · Train: 0.60.x (published v0.60.0 in-tree; PyPI v0.59.0 until upload) · application pin >=0.59.0,<0.60; repository checkouts use uv sync
Adapter capability readiness is Supported when pinned — see What’s ready.
Install
pip install "hedron-flask>=0.59.0,<0.60"
# or
uv add "hedron-flask>=0.59.0,<0.60"
Requires Python 3.11–3.14, hedron-core, and Flask 3.x.
Scaffold a new Flask app:
uvx --from "hedron>=0.59.0,<0.60" hedron new --flask my-flask-app
Quick start
from flask import Flask
from hedron_core import Heading, Page, Text
from hedron_core.interaction import FragmentRegion, InteractionResult
from hedron_flask import HedronBlueprint, HedronFlask
hedron = HedronFlask()
ui = HedronBlueprint("ui", __name__)
PANEL = FragmentRegion(id="panel", selector="#panel")
@ui.page("/")
def home():
return Page(
Heading("Hello Flask", level=1),
Text("Native Flask routing with Hedron components."),
title="Home",
)
@ui.component("/fragment", fragment_regions=(PANEL,))
def fragment():
return InteractionResult(content=Text("Fragment ok"), explanation="demo")
def create_app() -> Flask:
app = Flask(__name__)
app.secret_key = "replace-in-production"
hedron.init_app(app)
app.register_blueprint(ui)
return app
flask --app app:create_app run --reload
What this package includes
HedronFlask/init_appapplication integrationHedronBlueprintwith@page/@component/@actionstyle routingcomponent_response/interaction_responsehelpers- Fragment region authorization and approved HTMX header merging
- Portable
SecurityPolicyheaders and Flask-LoginAuthSignalbridge - Job status polling helpers (
poll_status_response)
Links
- Add to an existing Flask app
- Adapters API
- Changelog
- Source
- Issues
- Flask reference example
hedron-core·hedron·hedron-django
License
MIT. See the repository license.
1 maintainer
Release files for hedron-flask 0.60.0
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | |
|---|---|---|---|
| hedron_flask-0.60.0.tar.gz | 24.8 kB | Details |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| hedron_flask-0.60.0-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 51.0 kB
Release files / hedron_flask-0.60.0.tar.gz
| Download URL | hedron_flask-0.60.0.tar.gz |
|---|---|
| Size | 24.8 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
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|
Release files / hedron_flask-0.60.0-py3-none-any.whl
| Download URL | hedron_flask-0.60.0-py3-none-any.whl |
|---|---|
| Size | 26.2 kB |
| Tags | Python 3 |
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SHA-256 checksum How to use checksums |
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uv/0.12.1 {"installer":{"name":"uv","version":"0.12.1","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}
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