flectra/addons/base_address_extended/views/base_address_extended.xml

<?xml version="1.0" encoding="UTF-8" ?>
<flectra>

    <record id="view_res_country_extended_form" model="ir.ui.view">
        <field name="name">view_res_country_extended_form</field>
        <field name="model">res.country</field>
        <field name="inherit_id" ref="base.view_country_form"/>
        <field name="arch" type="xml">
            <xpath expr="//div[@name='div_address_format']" position="after">
                <field name="street_format" groups="base.group_no_one" placeholder="Street format..."/>
                <div colspan="2" class="text-muted">Change how the system computes the full street field based on the different street subfields</div>
            </xpath>
        </field>
    </record>

    <record id="view_partner_structured_form" model="ir.ui.view">
        <field name="name">view_partner_structured_form</field>
        <field name="model">res.partner</field>
        <field name="inherit_id" ref="base.view_partner_form"/>
        <field name="arch" type="xml">
            <xpath expr="//field[@name='street']" position="replace">
                <field name="street" invisible="1"/>
                <field name="street_name" placeholder="Street Name..." attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                <div class="o_row">
                    <label for="street_number" class="oe_edit_only"/>
                    <span> </span>
                    <field name="street_number" attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                    <label for="street_number2" class="oe_edit_only"/>
                    <field name="street_number2" attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                </div>
            </xpath>
        </field>
    </record>

    <record id="view_partner_address_structured_form" model="ir.ui.view">
        <field name="name">view_partner_address_structured_form</field>
        <field name="model">res.partner</field>
        <field name="inherit_id" ref="base.view_partner_address_form"/>
        <field name="arch" type="xml">
            <xpath expr="//field[@name='street']" position="replace">
                <field name="street" invisible="1"/>
                <field name="street_name" placeholder="Street Name..." attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                <div class="o_row">
                    <label for="street_number" class="oe_edit_only"/>
                    <span> </span>
                    <field name="street_number" attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                    <label for="street_number2" class="oe_edit_only"/>
                    <field name="street_number2" attrs="{'readonly': [('type', '=', 'contact'),('parent_id', '!=', False)]}"/>
                </div>
            </xpath>
        </field>
    </record>

    <record id="view_res_company_extended_form" model="ir.ui.view">
        <field name="name">view_res_company_extended_form</field>
        <field name="model">res.company</field>
        <field name="inherit_id" ref="base.view_company_form"/>
        <field name="arch" type="xml">
            <xpath expr="//field[@name='street']" position="replace">
                <field name="street" invisible="1"/>
                <field name="street_name" placeholder="Street Name..."/>
                <div class="o_row">
                    <label for="street_number" class="oe_edit_only"/>
                    <span> </span>
                    <field name="street_number"/>
                    <label for="street_number2" class="oe_edit_only"/>
                    <field name="street_number2"/>
                </div>
            </xpath>
        </field>
    </record>

</flectra>