关于Django auth注册登录模块的具体使用

 from django.urls import path
 from . import views

 urlpatterns = [
   #主页，用来显示类别等其他数据
   path('',views.index),
   # 登录
   path('tologin/',views.tologin),
   # 注册
   path('register/',views.register),
   # 注销
   path('lagout/',views.lagout),
 ]

urls.py

 from django.shortcuts import render, redirect
 from django.http import HttpResponseRedirect
 from django.contrib.auth.models import User
 from django.contrib.auth import authenticate,login,logout
 from django.contrib.auth.models import AnonymousUser

 # Create your views here.
 # 主页
 def index(request,):
   username = request.user
   return render(request,'Myapp/index.html',locals())

 # 登录
 def tologin(request):
   if request.method == 'POST' and request.POST:
     data = request.POST
     username = data.get('username')
     password = data.get('password')
     n = authenticate(username=username,password=password)
     if n:
       # 登陆成功即可获取当前登录用户，返回主页
       login(request,user=n)
       return redirect('/')
   # 失败重定向到登录页
   return render(request, 'myApp/login.html')

 # 注册
 def register(request):
   if request.method == 'POST' and request.POST:
     data = request.POST
     username = data.get("username")
     password = data.get("password")
     # 校验注册，名字不可重复
     u = User.objects.filter(username=username).first()
     if u:
       info = '该用户名已被注册'
       return render(request,'Myapp/ERROR.html',{'info':info})
     else:
       # 注册成功，创建用户
       User.objects.create_user(
         username=username,
         password=password
       )
       # 重定向到登录页面
       return HttpResponseRedirect('/tologin/')
   # 注册失败，重新注册
   return render(request,'Myapp/register.html')

 def lagout(request):
   logout(request)
   return redirect('/')

views.py