class_docstr: Class representing a general ImageNet-style hierarchy.
class_docstr_tok: ["Class","representing","a","general","ImageNet-style","hierarchy","."]
docstr: Determine the name of a node.
docstr_tok: ["Determine","the","name","of","a","node","."]
code: def node_name(self, n):
      """
      Determine the name of a node.
      """
      if n in self.HIER_NODE_NAME:
          return self.HIER_NODE_NAME[n]
      else:
          return n
  
imports: import sys, os
  import json
  import numpy
  import pandas
  import urllib
  from collections import OrderedDict, Counter
  import operator
  import networkx
  from ..datasets import DATASETS
label_desc: Use image node_id 5 for calling the ClassHierarchy obj's underlying member method code with example usage: obj.node_name(n) and returns: self, n