Fix Codacy warning...
@@ -165,7 +165,7 @@ class WebsocketClient(object):
self.emitter.remove_listener(event_name, func)
except ValueError as e:
LOG.warning('Failed to remove event {}: {}'.format(event_name,
- str(func), e))
+ str(func)))
for line in traceback.format_stack():
LOG.warning(line.strip())
