removed some trailing whitespace

Brendan Whitfield · Brendan Whitfield · commit 440aac7f583a · 2015-07-05T14:49:43.000-04:00
diff --git a/obd/async.py b/obd/async.py
@@ -52,7 +52,7 @@ def __init__(self, portstr=None, baudrate=38400):
 
     @property
     def running(self):
-        return self.__running    
+        return self.__running
 
 
     def start(self):
