def METHOD_NAME(self, name):
    # Import from the configured path, if defined.
    if path := getattr(self, name, None):
        return import_string(f"{self.__module__}.{path}")
    # Fall back to the resource's default path. Return None if the module has not been provided.
    default_path = f'{self.__module__}.{DEFAULT_RESOURCE_PATHS[name]}'
    default_module, resource_name = default_path.rsplit('.', 1)
    try:
        module = import_module(default_module)
        return getattr(module, resource_name, None)
    except ModuleNotFoundError:
        pass