def paginate(object_list, page_size, page_num):
"""
Takes an object_list, page_size, page_num and paginates the object list.
"""
paginator = Paginator(object_list, page_size)
try:
page = paginator.page(page_num)
except PageNotAnInteger:
page = paginator.page(1)
except EmptyPage:
page = Page([], 1, paginator)
page.page_range = []
return page
start = page.number - 3
if start < 0: start = 0
end = page.number + 2
if end > paginator.num_pages: end = paginator.num_pages
page.page_range = paginator.page_range[start:end]
return page
