human
I wrote the below code

    def get_node(deployment, uuid, **defaults):
        node = deployment.nodes.get(uuid)
        if (node is None):
            return default_factory(uuid=uuid, **defaults)
        return node
    return get_node

What's a good function header?

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

def _get_node(default_factory):