from odoo import fields, models, api class Task(models.Model): _inherit = "project.task" work_order_contacts = fields.Many2many(comodel_name="res.partner", relation="task_work_order_contact_rel", column1="task_id", column2="res_partner_id", compute="_compute_contacts", inverse="_inverse_contacts", store=True) site_contacts = fields.Many2many(comodel_name="res.partner", relation="task_site_contact_rel", column1="task_id", column2="res_partner_id", compute="_compute_contacts", inverse="_inverse_contacts", store=True) equipment_ids = fields.Many2many(comodel_name="bemade_fsm.equipment", relation="task_equipment_rel", column1="task_id", column2="res_partner_id", compute="_compute_equipment", inverse="_inverse_equipment", store=True)