Update arms.py and mobile_base.py dosctrings

src/reachy2_sdk/parts/arm.py

@@ -232,21 +232,21 @@ def turn_off_smoothly(self) -> None:
 
     def is_on(self) -> bool:
         """
-        Returns True if all actuators of the arm are stiff.
+        Check if all actuators of the arm are stiff.
 
         Returns:
-          a boolean value. It will return `True` if all actuators of the arm are stiff, and `False` otherwise.
+          bool: `True` if all actuators of the arm are stiff, `False` otherwise.
         """
         if not super().is_on():
             return False
         return True
 
     def is_off(self) -> bool:
         """
-        Returns True if all actuators of the arm are stiff.
+        Check if all actuators of the arm are compliant.
 
         Returns:
-          a boolean value. It will return True if all actuators of the arm are stiff, otherwise it will return False.
+          bool: `True` if all actuators of the arm are compliant, `False` otherwise.
         """
         if not super().is_off():
             return False

src/reachy2_sdk/parts/mobile_base.py

@@ -296,11 +296,21 @@ def _distance_to_goto_goal(self) -> Dict[str, float]:
         return distance
 
     def is_on(self) -> bool:
-        """Return True if the mobile base is not compliant."""
+        """
+        Check if the mobile base is currently stiff (not in free-wheel mode).
+
+        Returns:
+            bool: `True` if the mobile base is not compliant, `False` otherwise.
+        """
         return not self._drive_mode == "free_wheel"
 
     def is_off(self) -> bool:
-        """Return True if the mobile base is compliant."""
+        """
+        Check if the mobile base is currently compliant (in free-wheel mode).
+
+        Returns:
+            bool: `True` if the mobile base is compliant, `False` otherwise.
+        """
         if self._drive_mode == "free_wheel":
             return True
         return False