ynh_extension_meeo/templates/edu_notes.twig

<div class="panel-group">
  {% for classe in classes %}
    {% if classe.haveBulletins() %}
      <div class="panel panel-primary">
        <div class="panel-heading">{{ classe.getName() }}</div>
        <div class="panel-body">
          <div id="accordion_bulletins" class="panel-group">
            {% for bulletin in classe.getBulletins() %}      
              {% if bulletin.isVisible() %}
                {% include '@meeo/eleve_notes.twig' with { 'bulletin' : bulletin } %}
              {% endif %}
            {% endfor %}
          </div>
        </div>
      </div>
    {% endif %}
  {% endfor %}
</div>