[bug] minor bug in the base class logging setup

renewal_recsystem/server.py

@@ -60,7 +60,7 @@ class JSONRPCServerWebsocketClient(metaclass=abc.ABCMeta):
     def __init__(self, websocket_uri, log=None):
         self.websocket_uri = websocket_uri
         if log is None:
-            self.log = logging.getLogger(self.NAME)
+            self.log = logging.getLogger(self.NAME or self.__class__.__name__)
         else:
             self.log = log