from odoo import fields, models class BarcodeAction(models.TransientModel): _name = 'barcode.action' _inherit = "barcodes.barcode_events_mixin" model = fields.Char( required=True, readonly=True ) res_id = fields.Integer() method = fields.Char( required=True, readonly=True ) state = fields.Selection([ ('waiting', 'Waiting'), ('warning', 'Warning') ], default='waiting', readonly=True, ) status = fields.Text( readonly=True, default="Start scanning", )