from odoo import models, fields class SmsTwilioNumber(models.Model): _name = 'sms.twilio.number' _description = 'Twilio Number' _order = 'sequence, id' company_id = fields.Many2one( 'res.company', string='Company', required=True, ondelete='cascade', default=lambda self: self.env.company) sequence = fields.Integer(default=1) number = fields.Char(string='Twilio Number', required=True) country_id = fields.Many2one("res.country", string='Country', required=True) country_code = fields.Char(related='country_id.code', string='Country Code') def _compute_display_name(self): for record in self: record.display_name = f"{record.number} ({record.country_id.name})" def action_unlink(self): # First create the action while self exists as it's going to be unlink right after action = self.company_id._action_open_sms_twilio_account_manage() self.unlink() return action