Docs: correct context.temp_override example

Address #134296

doc/python_api/examples/bpy.ops.1.py

@@ -6,15 +6,20 @@ It is possible to override context members that the operator sees, so that they
 act on specified rather than the selected or active data, or to execute an
 operator in the different part of the user interface.
 
-The context overrides are passed as a dictionary, with keys matching the context
-member names in bpy.context.
+The context overrides are passed in as keyword arguments,
+with keywords matching the context member names in ``bpy.context``.
 For example to override ``bpy.context.active_object``,
-you would pass ``{'active_object': object}`` to :class:`bpy.types.Context.temp_override`.
+you would pass ``active_object=object`` to :class:`bpy.types.Context.temp_override`.
 
 .. note::
 
    You will nearly always want to use a copy of the actual current context as basis
    (otherwise, you'll have to find and gather all needed data yourself).
+
+.. note::
+
+   Context members are names which Blender uses for data access,
+   overrides do not extend to overriding methods or any Python specific functionality.
 """
 
 # Remove all objects in scene rather than the selected ones.