{% comment %}
  Include a hidden field of the same name to ensure that unchecked checkboxes
  are always included in the submitted form data. Omit fields names
  _selected_action to avoid breaking the admin UI.
{% endcomment %}
{% if widget.name != '_selected_action' %}<input type="hidden" name="{{ widget.name }}" value="">{% endif %}
{% include "django/forms/widgets/input.html" %}