Catch and log gateway event parsing errors

discord/gateway.py

@@ -571,7 +571,10 @@ class DiscordWebSocket:
         except KeyError:
             _log.debug('Unknown event %s.', event)
         else:
+            try:
                 func(data)
+            except Exception as exc:
+                _log.warning('Parsing event %s encountered an exception.', event, exc_info=exc)
 
         # remove the dispatched listeners
         removed = []