Add select

select.py

@@ -6,6 +6,8 @@ from . import CONF_OPTOMA_RS232_ID, OptomaRS232Component, optoma_ns
 
 DEPENDENCIES = ["optoma_rs232"]
 
+InputSelect = optoma_ns.class_("InputSelect", select.Select)
+
 Inputs = optoma_ns.enum("Inputs")
 INPUT_OPTIONS = {
     "Unknown": 0,
@@ -14,8 +16,7 @@ INPUT_OPTIONS = {
     "HDMI 2": 8,
 }
 
-CONFIG_SCHEMA = select.select_schema(
-).extend({
+CONFIG_SCHEMA = select.select_schema(InputSelect).extend({
     cv.GenerateID(CONF_OPTOMA_RS232_ID): cv.use_id(OptomaRS232Component),
 })