{% load rest_framework_filters %}
{% load crispy_forms_tags %}
{% load i18n %}

<h2>{% trans "Field filters" %}</h2>
<form method="get">
    {% crispy filter.form %}

    {% for related_name, filterset in filter.related_filtersets.items %}
    <fieldset>
        <legend>{{ filter|label:related_name }}</legend>

        {% crispy filterset.form %}
    </fieldset>
    {% endfor %}

    <button type="submit" class="btn btn-primary">Submit</button>
</form>