from odoo import models, fields, api class PartnerApplicationSpecification(models.Model): _name = "partner.application.specification" _description = "Partner Application Specification" _inherit = ["mail.thread", "mail.activity.mixin", "incrementing.sequence.mixin"] _sequence_group = "application_id" key_id = fields.Many2one( comodel_name="partner.application.specification.key", tracking=1, ondelete="restrict", domain="[('id', 'in', allowed_specification_keys)]", string="Name", required=True, ) name = fields.Char( related="key_id.name", ) value = fields.Text( tracking=2, ) application_id = fields.Many2one( comodel_name="partner.application", tracking=1, ondelete="cascade", ) allowed_specification_keys = fields.Many2many( related="application_id.application_type_id.allowed_specification_keys", )