cooperative-market/pos_price_to_weight/data/barcode_rule.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
Copyright (C) 2017 - Today: GRAP (http://www.grap.coop)
@author Sylvain LE GAL (https://twitter.com/legalsylvain)
License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
-->

<odoo>
    <record id="rule_price_to_weight" model="barcode.rule">
        <field name="name">Price Barcodes (Computed Weight) 2 Decimals</field>
            <field name="barcode_nomenclature_id" ref="barcodes.default_barcode_nomenclature"/>
        <field name="type">price_to_weight</field>
        <field name="pattern">02.....{NNNDD}</field>
        <field name="sequence">15</field>
        <field name="encoding">ean13</field>
    </record>
</odoo>