from odoo import fields, models class ResPartnerIdCategory(models.Model): _inherit = "res.partner.id_category" def _get_default_id_number_model(self): return self.env.ref("partner_identification.model_res_partner_id_number").id send_notification = fields.Boolean( string="Send Notification", ) days_before_expire = fields.Integer( string="# of Days Before Expiration", ) email_template_id = fields.Many2one( "mail.template", string="Email Template", ) id_number_model_id = fields.Many2one( "ir.model", default=_get_default_id_number_model )