code: def get_linkroll_details(destination_slug, num='All', *args, **kwargs):
      
      links = Link.objects.filter(destination__slug=destination_slug)
      if num:
          links = links[0:num]
  
      return {
          'link_list': links
      }
docs: Takes an optional number and destination (by id) and returns a list of links for the given linkroll.
      Given a number, return list limited to the given number.
      Given a destination slug, limit linkrolls to the matching destination.
      Usage:
          {% get_linkroll_details some_slug %}
          {% get_linkroll_details some_slug 5 %}