{% with messages = get_flashed_messages(with_categories=true) %} {% if messages %}

Ooooops!!

{% for category, message in messages %}
{{ message }}
{% endfor %} {% else %}

Bienvenido!

{% endif %} {% endwith %}
{{ form.hidden_tag() }}
{% if form.login.errors %} {{ form.login(class="form-control form-control-user is-invalid") }}
{% for error in form.login.errors %} {{ error.decode('utf-8') }} {% endfor %}
{% else %} {{ form.login(class="form-control form-control-user") }} {% endif %}
{% if form.clave.errors %} {{ form.clave(class="form-control form-control-user is-invalid") }}
{% for error in form.clave.errors %} {{ error.decode('utf-8') }} {% endfor %}
{% else %} {{ form.clave(class="form-control form-control-user") }} {% endif %}
{{ form.remember(class="custom-control-input") }} {{ form.remember.label(class="custom-control-label") }}
{{ form.submit(class="btn btn-primary btn-user btn-block") }}