def get_node(self, name, create=0):
        if self.nodes.has_key(name):
            return self.nodes[name]
        elif create:
            return self.add_node(self.get_class(name))
Order/create virtual servers.
dataset/ETHPy150Open VisTrails/VisTrails/contrib/titan/class_tree.py/ClassTree.get_node--crossover with--dataset/ETHPy150Open softlayer/softlayer-python/SoftLayer/CLI/virt/create.py/cli