whatsapp_web_groups/custom_sat_connection/wizards/account_cfdi_xml.xml

<?xml version="1.0" encoding="UTF-8"?>
<odoo>
    <record id="sat_connection_account_cfdi_xml_form" model="ir.ui.view">
        <field name="name">sat_connection_account_cfdi_xml_form</field>
        <field name="model">account.cfdi.xml</field>
        <field name="arch" type="xml">
            <form class="form-xml">
                <sheet>
                    <field name="filedata_file"  widget="many2many_binary" required="1" placeholder="Seleccione los xml a subir..."/>
                    <field name="filedata_name" invisible="1"/>
                </sheet>
                <footer>
                    <button name="import_file" string="Cargar" type="object" class="btn-primary"/>
                    <button string="Cerrar" class="btn-secondary" special="cancel"/>
                </footer>
            </form>
        </field>
    </record>

    <record id="sat_connection_account_cfdi_xml_action" model="ir.actions.act_window">
        <field name="name">Importación por XML</field>
        <field name="type">ir.actions.act_window</field>
        <field name='res_model'>account.cfdi.xml</field>
        <field name="view_mode">form</field>
        <field name="context">{'l10n_mx_edi_invoice_type': 'in'}</field>
        <field name="target">new</field>
    </record>

    <menuitem action="sat_connection_account_cfdi_xml_action" id="sat_connection_account_cfdi_xml_action_menu" name="Importación por XML" parent="custom_sat_connection.account_cfdi_action_parent_menu" sequence="50"/>
</odoo>