<?xml version="1.0"?>
<page name="internal_notes" position="inside">
                <group groups="stock.group_warning_stock">
                    <group col="2">
                        <separator string="Warning on the Picking" colspan="2"/>
                        <field name="picking_warn" nolabel="1" colspan="2" required="1"/>
                        <field name="picking_warn_msg" placeholder="Type a message..." colspan="2" nolabel="1" attrs="{'required':[('picking_warn','!=', False), ('picking_warn','!=','no-message')], 'invisible':[('picking_warn','in',(False,'no-message'))]}"/>
                    </group>
                </group>
            </page>
        