add logging basic config

Huibean · peterbarker · commit b448fd9c5a3a · 2018-12-31T16:22:38.000+11:00
diff --git a/dronekit/__init__.py b/dronekit/__init__.py
@@ -532,6 +532,7 @@ def __ne__(self, other):
 
 class HasObservers(object):
     def __init__(self):
+        logging.basicConfig()
         self._logger = logging.getLogger(__name__)
 
         # A mapping from attr_name to a list of observers
