def _GetNodeGroup(ctx, node, ng): # pylint: disable=W0613
  """Returns the name of a node's group.

  @type ctx: L{NodeQueryData}
  @type node: L{objects.Node}
  @param node: Node object
  @type ng: L{objects.NodeGroup}
  @param ng: The node group this node belongs to

  """
  return ng.name