# Copyright 2016 Antonio Espinosa - # Copyright 2017 Vicent Cubells - # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). from odoo import fields, models class MailTrace(models.Model): _inherit = "mailing.trace" mail_tracking_id = fields.Many2one( string="Mail tracking", comodel_name="mail.tracking.email", readonly=True ) tracking_event_ids = fields.One2many( string="Tracking events", comodel_name="mail.tracking.event", related="mail_tracking_id.tracking_event_ids", readonly=True, )