[CLEAN] Use none or false, but not both on two lines ...

addons/website_sale/controllers/main.py

@@ -256,7 +256,7 @@ class website_sale(http.Controller):
         # must have a draft sale order with lines at this point, otherwise reset
         if not order or order.state != 'draft':
             request.session['sale_order_id'] = None
-            request.session['sale_transaction_id'] = False
+            request.session['sale_transaction_id'] = None
             return request.redirect('/shop')
 
         # if transaction pending / done: redirect to confirmation