text: from math import ceil
  
  PER_PAGE = 5
  class Pagination(object):
  
      def __init__(self, page, per_page, total_count):
          self.page = page
          self.per_page = per_page
          self.total_count = total_count
  
      @property
      def pages(self):
          return int(ceil(self.total_count / float(self.per_page)))
  
      @property
      def has_prev(self):
          return self.page > 1
  
      @property
      def has_next(self):
          return self.page < self.pages
  
      def iter_pages(self, left_edge=2, left_current=2,
                     right_current=5, right_edge=2):
          last = 0
          for num in xrange(1, self.pages + 1):
              if num <= left_edge or \
                 (num > self.page - left_current - 1 and \
                  num < self.page + right_current) or \
                 num > self.pages - right_edge:
                  if last + 1 != num:
                      yield None
                  yield num
                  last = num
  