<?xml version="1.0"?>
<tree string="Working Time" editable="top">
                <field name="sequence" widget="handle"/>
                <field name="display_type" invisible="1"/>
                <field name="display_name" width="1" string=" " attrs="{'invisible': [('display_type', '!=', 'line_section')]}"/>
                <field name="name" attrs="{'invisible': [('display_type', '=', 'line_section')]}"/>
                <field name="dayofweek"/>
                <field name="day_period"/>
                <field name="hour_from" widget="float_time"/>
                <field name="hour_to" widget="float_time"/>
                <field name="date_from" optional="hide"/>
                <field name="date_to" optional="hide"/>
                <field name="week_type" readonly="1" force_save="1" groups="base.group_no_one"/>
            </tree>
        