{% block display_messages %}{% for type, messages in app.session.flashbag.all() %}{% for message in messages %}<div class="alert alert-{{ type }} alert-dismissible mt-2" role="alert"><button type="button" class="close" data-dismiss="alert"><span aria-hidden="true">×</span><span class="sr-only">Close</span></button>{{ message | raw }}</div>{% endfor %}{% endfor %}{% endblock %}