tryton/modules/project_plan/work.xml

<?xml version="1.0"?>
<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
this repository contains the full copyright notices and license terms. -->
<tryton>
    <data>

        <record model="ir.ui.view" id="work_view_form">
            <field name="model">project.work</field>
            <field name="inherit" ref="project.work_view_form"/>
            <field name="name">work_form</field>
        </record>

        <record model="ir.action.wizard" id="wizard_leveling">
            <field name="name">Tasks Leveling</field>
            <field name="wiz_name">project_plan.work.leveling</field>
            <field name="model">project.work</field>
        </record>
        <record model="ir.action.keyword" id="leveling_keyword">
            <field name="keyword">form_action</field>
            <field name="model">project.work,-1</field>
            <field name="action" ref="wizard_leveling"/>
        </record>

    </data>
</tryton>