code: def rank(self):
      return self._rank
  
imports: from .None import distiller
  import re
  import numpy
  import collections
  import torch
  import torch.nn
  import torch.jit
  import logging
  from collections import OrderedDict, defaultdict
  from collections.abc import MutableSequence, Iterable
label_desc: Use image node_id 2 for calling the _OpRank obj's underlying member method code with example usage: obj.rank() and returns: self