bemade-addons/bemade_project_documents/wizard/request_approvals_wizard.xml

<?xml version="1.0" encoding="UTF-8" ?>
<odoo>
    <data>
        <record id="documents_view_list_inherit" model="ir.ui.view">
            <field name="inherit_id" ref="documents.documents_view_list"/>
            <field name="model">documents.document</field>
            <field name="arch" type="xml">
                <xpath expr="//tree[@js_class='documents_list']" position="attributes">

                </xpath>
            </field>
        </record>
        <record id="documents_request_approval_form_view" model="ir.ui.view">
            <field name="name">Request Approvals</field>
            <field name="model">project_documents.approval.wizard</field>
            <field name="arch" type="xml">
                <form>
                    <sheet>
                        <label for="partner_ids"/>
                        <field name="partner_ids" domain="[('is_company', '=', False)]">
                            <tree editable="bottom">
                                <field name="name" colspan="3"/>
                                <field name="email"/>
                                <field name="title"/>
                            </tree>
                        </field>
                        <label for="document_ids"/>
                        <field name="document_ids" readonly="True"/>
                        <footer>
                            <button name="request_approvals" type="object"
                                    string="Request" class="btn btn-primary"/>
                            <button string="Cancel" class="btn-secondary"
                                    special="cancel" data-hotkey="z"/>
                        </footer>
                    </sheet>
                </form>
            </field>
        </record>
        <record model="ir.actions.act_window" id="action_request_approval_form">
            <field name="name">Request Approvals</field>
            <field name="res_model">project_documents.approval.wizard</field>
            <field name="view_mode">form</field>
            <field name="context">{
                'form_view_ref': 'bemade_project_documents.documents_request_approval_form_view',
                'default_res_model': context.get('default_res_model', False),
                'default_res_id': context.get('default_res_id', False)
            }</field>
            <field name="target">new</field>
        </record>
    </data>
</odoo>