add new fields

tra_backend_Product/models/product.py

@@ -0,0 +1,17 @@
+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+import logging
+from psycopg2 import sql, extras
+from datetime import datetime, timedelta, date
+
+from odoo import api, fields, models, tools, SUPERUSER_ID
+
+
+class ProductProduct(models.Model):
+    _inherit = "product.template"
+
+    width = fields.Float('Width', digits='Stock Weight')
+    length = fields.Float('Length', digits='Stock Weight')
+    height = fields.Float('Height', digits='Stock Weight')
+    model_grade = fields.Char('Model/Grade')