minor fix

sale.py

@@ -171,7 +171,7 @@ class SaleForChannel(Wizard):
     print_ = StateReport('sale_web_channel.sale_for_channel_report')
 
     def do_print_(self, action):
-        
+
         report_context = {
             'company': self.start.company.id,
             'company_name': self.start.company.rec_name,
@@ -181,7 +181,7 @@ class SaleForChannel(Wizard):
             'start_date': self.start.start_date,
             'end_date': self.start.end_date,
             'include_canceled': self.start.include_canceled,
-            
+
             }
         report_context['channels'] = [{'id': c.id, 'name': c.rec_name} for c in self.start.channels]
         return action, report_context
@@ -227,15 +227,7 @@ class SaleForChannelReport(Report):
         tax_amount_ = []
         total_amount_ = []
         total_amount_ = []
-        sequence = 0
-
         for sale in sales:
-            sequence += 1
-            setattr(sale, 'sequence', sequence)
-
-            if not hasattr(sale, 'sale_device'):
-                setattr(sale, 'sale_device', None)
-
             untaxed_amount_.append(sale.untaxed_amount)
             tax_amount_.append(sale.tax_amount)
             total_amount_.append(sale.total_amount)