from django.core.context_processors import csrf
from django.http import HttpResponseRedirect
from django.contrib.auth import authenticate, login, logout
from django.template import RequestContext
from django.shortcuts import render_to_response
from django.core.context_processors import csrf
from django.http import HttpResponseRedirect
from django.contrib.auth import authenticate, login, logout
from django.template import RequestContext
from django.shortcuts import render_to_response