remove unused vars

Author: Milotrince

genesis/sensors/base_sensor.py

@@ -72,7 +72,3 @@ def _set_cache_updated(self):
     @property
     def _cache(self) -> torch.Tensor:
         return self._manager._cache[self.__class__]
-
-    @property
-    def _shared_metadata(self) -> dict[str, Any]:
-        return self._manager._sensors_metadata[self.__class__]

genesis/sensors/sensor_manager.py

@@ -19,7 +19,6 @@ def __init__(self, sim):
         self._sensors_by_type: dict[Type["Sensor"], list["Sensor"]] = {}
         self._sensors_metadata: dict[Type["Sensor"], dict[str, Any]] = {}
         self._cache: dict[Type["Sensor"], torch.Tensor] = {}
-        self._cache_size_map: dict[Type["Sensor"], int] = {}
         self._cache_last_updated_step_map: dict[Type["Sensor"], int] = {}
 
     def create_sensor(self, sensor_options: SensorOptions):