Add type hints to helpers.condition (#20266)

homeassistant/helpers/typing.py

@@ -1,5 +1,5 @@
 """Typing Helpers for Home Assistant."""
-from typing import Dict, Any, Tuple
+from typing import Dict, Any, Tuple, Optional
 
 import homeassistant.core
 
@@ -9,6 +9,7 @@ GPSType = Tuple[float, float]
 ConfigType = Dict[str, Any]
 HomeAssistantType = homeassistant.core.HomeAssistant
 ServiceDataType = Dict[str, Any]
+TemplateVarsType = Optional[Dict[str, Any]]
 
 # Custom type for recorder Queries
 QueryType = Any