Django session应用-显示个人信息

需求

请求 http://127.0.0.1:8000/student/login/ 登录后显示个人信息
流程

#新建工程 test32
#新建项目 stu
#修改 settings.py
INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'stu'
]
#修改urls.py

urlpatterns = [
    url(r'^admin/', admin.site.urls),
    url(r'^student/',include('stu.urls'))
]
#修改子路由 stu/urls.py
import views
urlpatterns = [
    url(r'^login/$',views.index_login),
    url(r'^usercenter/$',views.usercenter)
]

#修改 stu/views.py
# -*- coding: utf-8 -*-
from __future__ import unicode_literals

from django.http import HttpResponse, HttpResponseRedirect
from django.shortcuts import render

# Create your views here.
class User(object):
    def __init__(self,uname,pwd):
        self.uname = uname
        self.pwd = pwd

import jsonpickle

def index_login(request):
    if request.method == 'GET':
        return render(request,'login.html')
    else:
        #接收请求参数
        uname = request.POST.get('uname')
        pwd = request.POST.get('pwd')
        #判断
        if uname == 'zhangsan' and pwd == '123':
            user = User(uname,pwd)
            # jsonpickle.dumps(user)  将python对象序列化成普通字符串
            request.session['login'] = jsonpickle.dumps(user)
            return HttpResponseRedirect('/student/usercenter/')

        else:
            return HttpResponseRedirect('/student/login/')

def usercenter(request):
    #获取session 中的数据
    user = request.session['login']
    # jsonpickle.loads(user) 将普通字符串反序列化成python对象
    uuser = jsonpickle.loads(user)
    return render(request,'center.html',{'user':uuser})

#新增加 templates/login.html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/student/login/" method="post">
    {% csrf_token %}
        <p>姓名：<input type="text" name="uname"/></p>
        <p>密码：<input type="password" name="pwd"/></p>
        <p><input type="submit" value="login"/></p>
</form>
</body>
</html>


#新增加 templates/center.html
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h3>欢迎账号{{ user.uname }}登录成功</h3>
</body>
</html>

#效果