@classmethod
def extract(cls, node: Node):
    ReduceMean.update_node_stat(node, {'keep_dims': node.pb.attr['keep_dims'].b})
    return cls.enabled
@classmethod
def extract(cls, node: Node):
    ReduceMean.update_node_stat(node, {'keep_dims': node.pb.attr['keep_dims'].b})
    return cls.enabled