code: def __getitem__(self, key):
      value = super().__getitem__(key)
      self.move_to_end(key)
      return value
  
imports: import math
  from collections import OrderedDict
  from typing import Sequence, Union
  import numpy
  import torch
label_desc: Use image node_id 2 for calling the LRUCache obj's underlying member method code with example usage: obj.__getitem__(key) and returns: value