Flask REST Forms provides a transparent interface for adding REST-like forms to your Jinja templates.
<form method="DELETE" action="/resource/{{ id }}">
...
</form>
Install the extension with pip:
$ pip install -U Flask-RestForms
Once installed, the extension just has to be loaded after the application is created:
import flask
from flask_restforms import FlasRestForms
app = flask.Flask(__name__)
flask_restforms = FlaskRestForms(app)