create pagination

pagination.html

		  <div class="text-center">
			 {% if object_list.has_other_pages %}
			<ul class="pagination">
				{% if object_list.has_previous %}
				<li>
					<a href="?page={{ object_list.previous_page_number }}{% querystring request %}">&laquo;</a>
				</li>
				{% else %}
				<li class="disabled">
					<span>&laquo;</span>
				</li>
				{% endif %}
					 {% for pg in object_list.paginator.page_range %}
						{% if pg in object_list.paginator.page_range|slice:":2" or  pg in object_list.paginator.page_range|slice:"-2:" %}
							<li class="{% if object_list.number == pg %}active{%endif%}">
								<a href="?page={{ pg }}{% querystring request %}">{{ pg }}</a>
							</li>
						{% else %}
							{% if pg == object_list.paginator.page_range|first|add:"2" or pg == object_list.paginator.num_pages|add:'-2' %}
								<li>
									<span>...</span>
								</li>
							{% endif %}
							{% if pg in object_list.paginator.page_range|slice:"2:-2" %}

								{%  if pg > object_list.number|add:"-4" and pg < object_list.number|add:"4"%}
									<li class="{% if object_list.number == pg %}active{% endif %}">
										<a href="?page={{ pg }}{% querystring request %}">
											{{ pg }}
										</a>
									</li>
								{% endif %}
							{% endif %}
						{% endif %}
					{% endfor %}
				{% if object_list.has_next %}
				<li>
					<a href="?page={{ object_list.next_page_number }}{% querystring request %}">&raquo;</a>
				</li>
				{% else %}
				<li class="disabled">
					<span>&raquo;</span>
				</li>
				{% endif %}
			</ul>
			{% endif %}
		  </div>

paginator.py

from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger

def paginator(request, object_list, pages):
    page = request.GET.get('page', 1)
    paginator = Paginator(object_list, pages)

    try:
        object_list = paginator.page(page)
    except PageNotAnInteger:
        object_list = paginator.page(1)

    except EmptyPage:
        object_list = paginator.page(paginator.num_pages)

    return object_list

smart_paginator.py

@register.simple_tag
def querystring(request):
    updated = request.GET.copy()
    updated.pop('page','')
    for key, value in request.GET.items():
        if not key == 'page':
            updated[key] = value
    if len(updated) == 0:
        return ''
    return '&{}'.format(updated.urlencode())