page.py

def __init__(self,current_page_num,all_count,per_age_num=2,pager_count=11)'''current_page:当前页;all_count:数据库中的数据总条数;per_page_num:每页显示的数据条数;pager_count:最多显示的页码个数        try:            current_page_num=int(current_page_num)        except Exception as e:            current_page_num = 1        if current_page_num<1:            current_page_num =1        self.current_page_num = current_page_num        self.all_count = all_count        self.per_page_num = per_page_num#总页码        all_pager,tmp = divmod(all_count,per_page_num)        if tmp:                all_pager +=1        self.all_pager = all_pager        self.pager_count = pager_count        self.pager_count_half = int((pager_count -1)/2)    @property    def start(self):        return(self.current_page_num -1)*self.per_page_num    @property    def end(self):         return(self.current_page_num)*self.per_page_num    def page_html(self):        #如果总页码<11:        if self.all_page<=self.pager_count:            pager_start = 1            pager_end = self.all_pager +1        #总页码>11:        else:            #当前页如果<=页面上最多显示11/2个页码            if  self.current_page_num <= self.pager_count_half:                pager_start =1                pager_end = self.pager_count+1            #当前页>5:            else:                #页码翻到最后                if (self.current_page_num +self.pager_count_half)>self.all_pager:                    pager_start = self.all_pager - self.pager_count +1                    pager_end = self.all_pager +1                else:                     pager_start = self.current_pager_num -self.pager_count_half                     pager_end = self.current_page_num + self.pager_count_half+1　　page_html_list =[]　　first_page = '
首页
'%(1)　　page_html_list.append(first_page)　　if self.current_page_num <=1:　　　　prev_page = '
上一页
'　　else:　　　　prev_page = '
上一页
'%(self.current_page_num-1)　　page_html_list.append(prev_page)　　for i in range(pager_start,paper_end):　　　　if i == self.current_page_num:　　　　　　temp = '
%s
'%(i,i)　　　　else:　　　　　　temp='
%s
'%(i,i)　　　　page_html_list.append(temp)　　if self.current_page_num >= self.all_pager:　　　　next_page = '
下一页
'　　else:　　　　next_page = '
下一页
' % (self.current_page_num + 1,)　　page_html_list.append(next_page)　　last_page = '
尾页
' % (self.all_pager,)　　page_html_list.append(last_page)　　return ''.join(page_html_list)

　views.py

from myapp.page import Paginationcurrent_page_num = request.GET.get("page")book_list = Book.objects.all()pagination=Pagination(current_page_num,book_list.count())book_list=book_list[pagination.start:pagination.end]return render(request,"index.html",locals())

　index.html

     
          {% for book in book_list %}    
      
{
    { book.title }}----{
    { book.price }}
    {% endfor %}
     
     
    
      
               {
    { pagination.page_html|safe }}