<odoo>   
   <data>
    <!-- Top menu item -->

    <menuitem name="fiscal_compra" id="fiscal_compra.menu_root"/>

    <!-- menu categories -->

    <menuitem name="Fiscal Compra" id="fiscal_compra.menu_1" parent="fiscal_compra.menu_root"/>


    <!-- actions -->

    <menuitem name="Compra Borrador" id="fiscal_compra.menu_1_list" parent="fiscal_compra.menu_1"
              action="fiscal_compra_borrador_action_window"/>
   
  </data>
</odoo>