shutter: fix passthrough

quartiq · Aug 2, 2018 · ea7218b · ea7218b
1 parent 22e3355
commit ea7218b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ptb/shutter_protocol.py b/ptb/shutter_protocol.py
@@ -52,4 +52,4 @@ async def passthrough(self, shutter, cmd):
         Return:
             bytes: Response
         """
-        return await self.ask(bytes(["{:d}".format(shutter).encode(), cmd]))
+        return await self.ask(bytes(["{:d}".format(shutter).encode()[0], cmd]))