<?xml version="1.0" encoding="UTF-8"?>
<odoo>
    <template id="assets_backend" inherit_id="web.assets_backend" name="Module name backend assets">
        <xpath expr="." position="inside">
            <script src="/date_range/static/src/js/date_range.js" type="text/javascript"></script>
        </xpath>
    </template>
</odoo>