[IMP] order by sequence in attribute

attribute_usability/attribute.py

@@ -2,10 +2,15 @@
 # © 2016 David BEAL @ Akretion
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
-from openerp import models, fields, api
+from openerp import models, api
 from lxml import etree
 
 
+class ProductAtribute(models.Model):
+    _inherit = 'product.attribute'
+    _order = 'sequence ASC'
+
+
 class ProductAttributeValue(models.Model):
     _inherit = 'product.attribute.value'