views.py

class BancoImoveisFilterView(FilterView):
    model = Imovel
    filterset_class = ImovelFilter
    template_name = "imovel/imovel/banco_de_imoveis.html"

    def get_queryset(self):
        return (
            Imovel
            .objects
            .select_related(
                "municipio",
                "municipio__estado",
                "tipo_uso",
                "classe",
                "esgoto_sanitario",
                "energia_eletrica",
                "area_insercao",
                "orientacao_solar"
            )
            .prefetch_related("abastecimento_agua")
            .all()
        )
    
    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        
        helper = FormHelper()
        helper.layout = Layout(
            Row(
                Column('status', css_class='select2 form-group col-md-3 mb-0'),
                Column('indicacao_familia', css_class='select2 form-group col-md-3 mb-0'),
                Column('vistoriado', css_class='select2 form-group col-md-3 mb-0'),
                Column('tecnico_responsavel', css_class='select2 form-group col-md-3 mb-0'),
                Column('responsavel_imovel', css_class='select2 form-group col-md-3 mb-0'),
                Column('tipo_uso', css_class='select2 form-group col-md-3 mb-0'),
                Column('municipio', css_class='select2 form-group col-md-3 mb-0'),
                Column('area_insercao', css_class='select2 form-group col-md-3 mb-0'),
                Column('classe', css_class='select2 form-group col-md-3 mb-0'),
                css_class='form-row'
            ),
        )
        
        context["form_helper"] = helper
        return context

# uso no template: {% crispy filter.form form_helper %}