human
I wrote the below code

    @functools.wraps(f)
    def wrapper(context, instance_uuid, *args, **kwargs):
        instance_get_by_uuid(context, instance_uuid)
        return f(context, instance_uuid, *args, **kwargs)
    return wrapper

What's a good function header?

=====
Here's a good function header?
assistant
#Here's a good function header.

def require_instance_exists_using_uuid(f):