code: def __hash__(self):
      return hash(self.trial_id)
  
imports: import unittest
  from unittest.mock import patch
  from ray.air.integrations.comet import CometLoggerCallback
  from collections import namedtuple
label_desc: Use image node_id 1 for calling the MockTrial obj's underlying member method code with example usage: obj.__hash__() and returns: hash