<div>
    <div >
        <h1>Modification donnée graphe viaire</h1>
        <p>{{method}}</p>
        <form action="" method="POST">
            {% csrf_token %}
            <table class="table table-borderless">
                {{form_u}}
            </table>
            <input type="hidden" value="{{id}}">
            <button type="submit" class="btn btn-success">Valider</button>
        </form>
        <p>{{method}}</p>
    </div>
</div>