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# fnss.topologies.datacenter.DatacenterTopology.nodes

`DatacenterTopology.``nodes`(data=False)

  Return a list of the nodes in the graph.

  Parameters: | data : boolean, optional (default=False) If False return a list of nodes. If True return a two-tuple of node and node data dictionary
  Returns: | nlist : list A list of nodes. If data=True a list of two-tuples containing (node, node data dictionary).

  Examples

      >>> G = nx.Graph()   # or DiGraph, MultiGraph, MultiDiGraph, etc
      >>> G.add_path([0,1,2])
      >>> G.nodes()
      [0, 1, 2]
      >>> G.add_node(1, time='5pm')
      >>> G.nodes(data=True)
      [(0, {}), (1, {'time': '5pm'}), (2, {})]

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