Rework radar system

python_app/hardware_full/switch_drivers/interface.py

@@ -16,6 +16,7 @@ class SwitchDriverProtocol(Protocol):
 
     def position_count(self) -> int:
         """Return total number of supported positions."""
+        ...
 
     def switch_to(self, position: int) -> None:
         """Switch to requested zero-based position."""
@@ -23,3 +24,4 @@ class SwitchDriverProtocol(Protocol):
     @property
     def current_position(self) -> int:
         """Return currently active position."""
+        ...