Fix build error

revolter · web-flow · commit 9a3f8562da2b · 2018-12-14T11:15:37.000+02:00
diff --git a/slackclient/server.py b/slackclient/server.py
@@ -286,7 +286,7 @@ def websocket_safe_read(self):
                     # SSLWantReadError
                     return ""
                 raise
-            except WebSocketConnectionClosedException as e:
+            except WebSocketConnectionClosedException:
                 logging.debug("RTM disconnected")
                 self.connected = False
                 if self.auto_reconnect:
