add notes to objects that have different backends

Author: leofang

cuda_core/cuda/core/experimental/_linker.py

@@ -493,7 +493,12 @@ def _input_type_from_code_type(self, code_type: str):
 
     @property
     def handle(self) -> LinkerHandleT:
-        """Return the underlying handle object."""
+        """Return the underlying handle object.
+
+        .. note::
+
+           The type of the returned object depends on the backend.
+        """
         return self._mnff.handle
 
     @property

cuda_core/cuda/core/experimental/_program.py

@@ -507,5 +507,10 @@ def backend(self) -> str:
 
     @property
     def handle(self) -> ProgramHandleT:
-        """Return the underlying handle object."""
+        """Return the underlying handle object.
+
+        .. note::
+
+           The type of the returned object depends on the backend.
+        """
         return self._mnff.handle