from django.http import JsonResponse
from django.shortcuts import render, redirect
from django.urls import reverse
from django.views import View
from django.conf import settings

from django.contrib.auth import login
from django.contrib.auth.hashers import check_password
from django.contrib.auth.views import logout

from django.core.paginator import Paginator
from django.core.mail import send_mail
from django import forms
from django.db import models
from django.db import transaction
from django.db import DatabaseError

from ckeditor_uploader.fields import RichTextUploadingField
from django_redis import get_redis_connection
from alipay import AliPay