Add product_barcode with optional=hide in tree view of inventory lines and quants

stock_usability/models/stock_inventory.py

@@ -0,0 +1,11 @@
+# Copyright 2021 Akretion France (http://www.akretion.com/)
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class StockInventoryLine(models.Model):
+    _inherit = 'stock.inventory.line'
+
+    product_barcode = fields.Char(related='product_id.barcode', string="Product Barcode")