class Login(View):
    form_class = LoginForm
    template_name = 'login.html'

    def get(self, request, *args, **kwargs):
        form = self.form_class()
        return render(request, self.template_name, {'form': form})

    def post(self, request, *args, **kwargs):
        form = self.form_class(request.POST)
        if form.is_valid():
            return HttpResponse(authenticate(username=form['username'],
                                             password=form['password']))