class User(models.Model):
email = models.EmailField()
password = models.CharField(max_length=200)
client_id = models.IntegerField()
role = models.CharField(max_length=200)

url(r'^admin/', admin.site.urls),
    url(r'^main/$', MainPage, name="main"),
    url(r'^login/$', UserLogin, name="login"),


    url(r'^$', HomeView, name="home"),
    url(r'^logout/$', Logout, name="logout"),

def UserLogin(request):
email = request.POST.get('email',False)
password =  request.POST.get('password',False)
user = authenticate(email=email,password=password)
if user is not None:
    return HttpResponseRedirect('Main.html')
else:
   return HttpResponseRedirect('Index.html')

def Logout(request):
    auth.logout(request)
    return render_to_response('Login.html')

<form class="m-t" role="form" action="/login" method="post">


                    <div class="form-group">
                        <input type="email" class="form-control" placeholder="Username"  required="">
                    </div>
                    <div class="form-group">
                        <input type="password" class="form-control" placeholder="Password" required="">
                    </div>
                    <button type="submit" class="btn btn-primary block full-width m-b">Login</button>

                    <a href="password.html">
                        <small>Forgot password?</small>
                    </a>
                    <a class="btn btn-sm btn-white btn-block" href="reg.html">Create an account</a>
                </form>