fix

1 files changed, 1 insertions, 1 deletions

diff --git a/inverter-bot b/inverter-bot
index bc2b6d7..be9fb82 100755
--- a/inverter-bot
+++ b/inverter-bot
@@ -35,7 +35,7 @@ class InverterClientWrapper:
         self._inverter = InverterClient(host=self._host, port=self._port)
         self._inverter.connect()
 
-    def exec(self, command: str, arguments: tuple, format=Format.JSON):
+    def exec(self, command: str, arguments: tuple = (), format=Format.JSON):
         try:
             self._inverter.format(format)
             return self._inverter.exec(command, arguments)