<?xml version="1.0"?>
<list string="Skill Types">
                <field name="name" string="Skill Types"/>
                <field name="color" widget="color_picker" optional="show"/>
                <field name="skill_ids" widget="many2many_tags" options="{'color_field': 'color'}"/>
                <field name="skill_level_ids" widget="many2many_tags_skills"/>
            </list>
        