summary_invoice_reports.xml

<?xml version="1.0" encoding="utf-8" ?>
<odoo noupdate="1">
    <record id="report_jp_summary_invoice" model="ir.actions.report">
        <field name="name">JP Summary Invoice</field>
        <field name="model">account.billing</field>
        <field name="report_name">l10n_jp_summary_invoice.report_summary_invoice</field>
        <field name="report_type">qweb-pdf</field>
        <field name="report_file">l10n_jp_summary_invoice.report_summary_invoice</field>
        <field name="binding_model_id" ref="account_billing.model_account_billing" />
        <field name="binding_type">report</field>
        <field name="attachment_use">True</field>
        <field
            name="attachment"
        >(object.state == 'posted') and ('Summary Invoice-%s' % (object.name))</field>
        <field
            name="print_report_name"
        >'Summary Invoice-%s%s' % (object.name, object.state == 'draft' and '-draft' or '')</field>
        <field
            name="paperformat_id"
            ref="report_alternative_layout.report_paperformat_a4_alt"
        />
        <field name="show_remit_to_bank" eval="True" />
    </record>
</odoo>