account-financial-tools/account_netting/wizards/account_move_make_netting_view.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <act_window name="Compensate"
                res_model="account.move.make.netting"
                src_model="account.move.line"
                view_mode="form"
                target="new"
                key2="client_action_multi"
                multi="True"
                id="act_account_move_make_netting"/>

    <record id="view_account_move_make_netting_form" model="ir.ui.view">
        <field name="name">Compensate entries</field>
        <field name="model">account.move.make.netting</field>
        <field name="arch" type="xml">
            <form string="Compensate entries">
                    <p>This operation will generate account entries that are counterpart of the receivable/payable accounts selected, and reconcile each other, letting this balance in the partner.</p>
                <group>
                    <field name="balance"/>
                    <field name="balance_type"/>
                    <field name="journal_id"/>
                </group>
                <footer>
                    <button name="button_compensate" string="Compensate" type="object" default_focus="1" class="btn-primary"/>
                    <button string="Cancel" class="btn-default" special="cancel" />
                </footer>
            </form>
        </field>
    </record>


</odoo>