Александр Павлов

class ReceiptView(FilterView):
    model = Receipt
    template_name = 'receipts/receipts.html'
    context_object_name = 'receipts'
    filterset_class = ReceiptsFilter
    filter_backends = (filters.DjangoFilterBackend,)

    error_message = gettext_lazy('У вас нет прав на просмотр данной страницы! '
                                 'Авторизуйтесь!')
    login_url = 'login'

class ReceiptsFilter(django_filters.FilterSet):
    names_seller = Receipt.objects.values_list('name_seller', 'name_seller').distinct()
    name_seller = filters.ChoiceFilter(label='Seller', choices=names_seller)

    class Meta:
        model = Receipt
        fields = ('name_seller', )