def std_login(request):
    if request.method == 'POST':
        username = request.POST.get('username')
        password = request.POST.get('password')
        user = authenticate(username=username, password=password)

        # Authentication Successfull
        if user is not None:
            request.session['user_id'] = user.id
            database = Database.objects.get(dweller__profile__user=user)

        # Authentication failed
        else:
            response_data = {}
            response_data['result'] = 'error'
            response_data['message'] = 'Usuário ou senha inválido.'
            return JsonResponse(response_data)

@csrf_exempt
def std_login(request):

class LoginRequiredMixin(AccessMixin):
      if not request.user.is_authenticated():
           return self.handle_no_permission()
      return super(LoginRequiredMixin, self).dispatch(request, *args, **kwargs)

from django.contrib.auth import authenticate,login
user = authenticate(username=username,password=password)
login(request,user)