fix: guard against None mode_map in get_mode_list

pyintesishome/intesisbase.py

@@ -1,3 +1,3 @@
 """Base class for Intesis controllers."""
 import asyncio
 import logging
@@ -105,13 +105,13 @@
                 _LOGGER.debug("Received: %s", data)
 
                 await self._parse_response(data)
 
                 if not self._received_response.is_set():
                     _LOGGER.debug("Resolving set_value's await")
                     self._received_response.set()
 
 
         except IncompleteReadError:
             _LOGGER.debug(
                 "pyIntesisHome lost connection to the %s server", self._device_type
             )
@@ -311,11 +311,11 @@
 
         # Generate the mode list from the map
         for mode_bit in mode_bits:
-            if mode_map & mode_bit:
+            if mode_map is not None and mode_map & mode_bit:
                 mode_list.append(mode_bits.get(mode_bit))
 
         return mode_list
 
     def get_vertical_swing_list(self, device_id) -> list:
         """Public method to return the list of vertical swing modes."""
         config_vertical_vanes = self.get_device_property(device_id, "config_vertical_vanes")
@@ -469,7 +469,7 @@
         """Public method returns the current horizontal vane setting."""
         swing = self.get_device_property(device_id, "hvane")
         return swing
 
     def get_model(self, device_id) -> str:
         """Public method returns the device model."""
         return self._devices[str(device_id)].get("model")