carrier.xml

<tryton>
    <data>
        <record model="ir.ui.view" id="carrier_view_form">
            <field name="model">carrier</field>
            <field name="inherit" ref="carrier.carrier_view_form"/>
            <field name="name">carrier_form</field>
        </record>

        <!--Test Connection Wizard-->
        <record model="ir.action.wizard" id="wizard_test_connection">
            <field name="name">Test Connection</field>
            <field name="wiz_name">shipping_dhl_de.wizard_test_connection</field>
            <field name="model">carrier</field>
        </record>

        <record model="ir.ui.view" id="wizard_test_connection_view_form">
          <field name="model">shipping_dhl_de.wizard_test_connection.start</field>
            <field name="type">form</field>
            <field name="name">wizard_test_connection_start_form</field>
        </record>
    </data>
</tryton>