diff --git a/addons/stock/product.py b/addons/stock/product.py
index 254eb53d255..1d56ce64988 100644
--- a/addons/stock/product.py
+++ b/addons/stock/product.py
@@ -55,15 +55,15 @@ class product_product(osv.osv):
         if context is None:
             context = {}
         product_obj = self.pool.get('product.product').browse(cr, uid, product_id, context=context)
-        
+
         stock_input_acc = product_obj.property_stock_account_input and product_obj.property_stock_account_input.id or False
         if not stock_input_acc:
             stock_input_acc = product_obj.categ_id.property_stock_account_input_categ and product_obj.categ_id.property_stock_account_input_categ.id or False
-        
+
         stock_output_acc = product_obj.property_stock_account_output and product_obj.property_stock_account_output.id or False
         if not stock_output_acc:
             stock_output_acc = product_obj.categ_id.property_stock_account_output_categ and product_obj.categ_id.property_stock_account_output_categ.id or False
-        
+
         journal_id = product_obj.categ_id.property_stock_journal and product_obj.categ_id.property_stock_journal.id or False
         account_valuation = product_obj.categ_id.property_stock_valuation_account_id and product_obj.categ_id.property_stock_valuation_account_id.id or False
         return {