OrderInfo can be completely empty

jsmnbom · jsmnbom · commit 402e1381bbf7 · 2017-05-20T17:31:46.000+02:00
In which case it should still be an OrderInfo not None
diff --git a/telegram/orderinfo.py b/telegram/orderinfo.py
@@ -49,7 +49,7 @@ def de_json(data, bot):
             telegram.OrderInfo:
         """
         if not data:
-            return None
+            return OrderInfo()
 
         data = super(OrderInfo, OrderInfo).de_json(data, bot)
 
