Add track_visibility='onchange' on important fields of picking

Code cleanup

base_usability/partner.py

@@ -114,4 +114,5 @@ class ResPartner(models.Model):
                     res.append(u'%s %s' % (prefix, entry['value']))
                 else:
                     res.append(u'%s' % entry['value'])
-        return '\n'.join(res)
+        res = '\n'.join(res)
+        return res

purchase_usability/purchase.py

@@ -9,7 +9,6 @@ from odoo import models, fields, api
 class PurchaseOrder(models.Model):
     _inherit = 'purchase.order'
 
-    state = fields.Selection(track_visibility='onchange')
     picking_type_id = fields.Many2one(track_visibility='onchange')
     dest_address_id = fields.Many2one(track_visibility='onchange')
     currency_id = fields.Many2one(track_visibility='onchange')

stock_usability/stock.py

@@ -21,6 +21,10 @@ class StockPicking(models.Model):
     # In the stock module: _order = "priority desc, date asc, id desc"
     # The problem is date asc
 
+    partner_id = fields.Many2one(track_visibility='onchange')
+    picking_type_id = fields.Many2one(track_visibility='onchange')
+    move_type = fields.Selection(track_visibility='onchange')
+
 
 class StockLocation(models.Model):
     _inherit = 'stock.location'