Fix handling zero values for state_on/state_off (#11264)

2017-12-21 14:24:19 +01:00 · 2017-12-21 14:24:19 +01:00 · 2e4e3a42cc
parent b866687cd7
commit 2e4e3a42cc
1 changed files with 11 additions and 4 deletions
--- a/homeassistant/components/switch/modbus.py
+++ b/homeassistant/components/switch/modbus.py
@ -141,10 +141,17 @@ class ModbusRegisterSwitch(ModbusCoilSwitch):
        self._verify_register = (
            verify_register if verify_register else self._register)
        self._register_type = register_type
-        self._state_on = (
-            state_on if state_on else self._command_on)
-        self._state_off = (
-            state_off if state_off else self._command_off)
+
+        if state_on is not None:
+            self._state_on = state_on
+        else:
+            self._state_on = self._command_on
+
+        if state_off is not None:
+            self._state_off = state_off
+        else:
+            self._state_off = self._command_off
+
        self._is_on = None

    def turn_on(self, **kwargs):