Make set_filters optional for subclasses of Bus.

hardbyte · hardbyte · commit 99367f1bec2c · 2016-08-17T10:58:41.000Z
diff --git a/can/bus.py b/can/bus.py
@@ -73,7 +73,6 @@ def __iter__(self):
                 yield m
         logger.debug("done iterating over bus messages")
 
-    @abc.abstractmethod
     def set_filters(self, can_filters=None):
         """Apply filtering to all messages received by this Bus.
 
