from odoo import models, fields class ResPartner(models.Model): _inherit = 'res.partner' invoice_edi_format = fields.Selection(selection_add=[('pint_jp', "PINT Japan")]) def _get_edi_builder(self, invoice_edi_format): # EXTENDS 'account_edi_ubl_cii' if invoice_edi_format == 'pint_jp': return self.env['account.edi.xml.pint_jp'] return super()._get_edi_builder(invoice_edi_format) def _get_ubl_cii_formats_info(self): # EXTENDS 'account_edi_ubl_cii' formats_info = super()._get_ubl_cii_formats_info() formats_info['pint_jp'] = {'countries': ['JP'], 'on_peppol': True} return formats_info