partner-contact/partner_priority/views/partner_priority.xml

<!-- Copyright 2019 Patrick Wilson <patrickraymondwilson@gmail.com>
     License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl). -->

<odoo>
    <record id="partner_priority_view_list" model="ir.ui.view">
        <field name="name">Priority List</field>
        <field name="model">partner.priority</field>
        <field name="arch" type="xml">
            <tree string="Priority">
                <field name="sequence" widget="handle"/>
                <field name="name"/>
                <field name="description"/>
            </tree>
        </field>
    </record>

    <record id="partner_priority_view_form" model="ir.ui.view">
        <field name="name">Priority Form</field>
        <field name="model">partner.priority</field>
        <field name="arch" type="xml">
            <form string="Priority">
                <sheet>
                    <div class="oe_title">
                        <label for="name" class="oe_edit_only" string="Name" />
                        <h1><field name="name" /></h1>
                    </div>
                    <group>
                        <field name="description"/>
                    </group>
                </sheet>
            </form>
        </field>
    </record>

    <record id="partner_priority_action" model="ir.actions.act_window">
        <field name="name">Priority Action</field>
        <field name="res_model">partner.priority</field>
        <field name="view_mode">tree,form</field>
    </record>

    <menuitem
        name="Priorities"
        id="res_partner_priority_menu"
        parent="contacts.res_partner_menu_config"
        action="partner_priority_action"
        sequence="101"/>
</odoo>