code: def get(self, name):
      return MockRequestClass(name, self._tpu_map)
  
imports: import datetime
  import json
  import os
  import time
  import urllib
  from absl import flags
  from tensorflow.python.platform import test
  from tensorflow.python.tpu.client import client
label_desc: Use image node_id 2 for calling the MockNodeClass obj's underlying member method code with example usage: obj.get(name) and returns: MockRequestClass