reporting-engine/report_qweb_txt/demo/report.xml

<?xml version="1.0" encoding="utf-8"?>

<odoo>

<report id="res_users_csv"
    model="res.users"
    name="report_qweb_txt.report_res_users_csv"
    string="CSV List"
    report_type="qweb-txt-csv"
    file="report_qweb_txt.report_res_users_csv"
    />

</odoo>