partner-contact/partner_alias/demo/res_partner_demo.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright 2016-2017 LasLabs Inc.
     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->

<odoo>

    <record id="res_partner_partner_malcom" model="res.partner">
        <field name="firstname">Malcom</field>
        <field name="lastname">Widdleton</field>
    </record>

</odoo>