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

stock_usability/models/stock_quant.py

@@ -2,12 +2,14 @@
 # @author Alexis de Lattre <alexis.delattre@akretion.com>
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
-from odoo import models
+from odoo import fields, models
 
 
 class StockQuant(models.Model):
     _inherit = 'stock.quant'
 
+    product_barcode = fields.Char(related='product_id.barcode', string="Product Barcode")
+
     def action_stock_move_lines_reserved(self):
         self.ensure_one()
         action = self.action_view_stock_moves()