rename variable name for consistency

src/accelerate/test_utils/other.py

@@ -66,14 +66,14 @@ def backend_is_available(device: str):
 
 
 # Update device function dict mapping
-def update_mapping_from_spec(device_fn_dict: Dict[str, Callable], attribute_name: str):
+def update_mapping_from_spec(dispatch_table: Dict[str, Callable], attribute_name: str):
     try:
         # Try to import the function directly
         spec_fn = getattr(device_spec_module, attribute_name)
-        device_fn_dict[torch_device] = spec_fn
+        dispatch_table[torch_device] = spec_fn
     except AttributeError as e:
         # If the function doesn't exist, and there is no default, throw an error
-        if "default" not in device_fn_dict:
+        if "default" not in dispatch_table:
             raise AttributeError(
                 f"`{attribute_name}` not found in '{device_spec_path}' and no default fallback function found."
             ) from e