def show_node(zookeepers, node, all_hosts=False, leader=False, debug=False, interactive=False):
    """
    Show a zookeeper node on one or more servers.
    If the node has children, the children are displayed,
    If the node doesn't have children, the contents of the node are displayed.
    If leader is specified, only the leader is queried for the node
    If all_hosts is specified, each zk host provided is queried individually... if the results 
    are different between nodes, the child nodes that are different will be highlighted.