Renames all the feature specified in the given mapping.
name_mapping: Mapping[str, str]
) -> ExampleTransformFn
Note that if the 'to feature name' already exists in the example, then it will
be overridden. The order in which the renames are doing is not guaranteed, so
this should not be used to swap the content of two features.
mapping from the feature name that must be renamed to the new
function that renames the feature of an example.