Django--实现分页功能，并且基于cookie实现用户定制每页的数据条数

# page_num 当前页数, total_result_num 总共有多少条测试结果
def pagination(request, page_num, total_result_num, result_per_page=10):
    """ 测试页面的分页 """

    page_num = int(page_num)
    # 点击页数
    page_index_list = []
    count, left = divmod(total_result_num, result_per_page)
    max_page_num = count + 1 if left > 0 else count
    start_page = page_num - 1 if page_num > 1 else 1
    end_page = page_num + 3 if (max_page_num - page_num) >= 3 else max_page_num
    for temp_page_num in range(start_page, end_page + 1):
        page_index_list.append('/result/' + str(temp_page_num))
    for i in range(len(page_index_list)):
        if i == page_num:
            page_index_list[i] = "<li class='active'><a href='%s'>%s</a></li>" % (page_index_list[i], start_page + i)
        else:
            page_index_list[i] = "<li><a href='%s'>%s</a></li>" % (page_index_list[i], start_page + i)
    # url list--> str --> mark_safe
    page_index = ' '.join(page_index_list)
    page_index = mark_safe(page_index)
    # 上一页和下一页
    last_page_index = "/result/" + str(page_num)
    next_page_index = "/result/" + str(page_num + 2)
    last_page_class = ''
    next_page_class = ''
    if page_num == max_page_num - 1:
        next_page_class = 'btn disabled'
    if page_num == 0:
        last_page_class = 'btn disabled'
    return page_index, last_page_index, last_page_class, next_page_index, next_page_class, max_page_num