view.xml

<?xml version="1.0"?>
<odoo>
  <record id="view_form_demo_hierarchy" model="ir.ui.view">
    <field name="name">Demo Hierarchy Form</field>
    <field name="model">demo.hierarchy</field>
    <field name="arch" type="xml">
      <form string="Demo Hierarchy">
        <sheet>
          <group>
            <field name="name"/>
            <field name="active"/>
            <field name="parent_id"/>
            <field name="parent_name"/>
          </group>
          <notebook>
            <page string="Hierarchy">
              <field name="child_ids" mode="kanban">
                <form string="Contact / Address">
                  <sheet>
                    <field name="parent_id" invisible="1"/>
                    <hr/>
                    <group>
                      <field name="name" string="Contact Name"/>
                    </group>
                  </sheet>
                </form>
              </field>
            </page>
          </notebook>
        </sheet>
      </form>
    </field>
  </record>

  <record id="view_tree_demo_hierarchy" model="ir.ui.view">
    <field name="name">Demo Hierarchy List</field>
    <field name="model">demo.hierarchy</field>
    <field name="arch" type="xml">
      <tree>
        <field name="name"/>
        <field name="active"/>
        <field name="parent_id"/>
        <field name="parent_name"/>
      </tree>
    </field>
  </record>
</odoo>