code: def __init__(self, context: det_ds.DeepSpeedTrialContext):
      super().__init__(context)
      self.counter = counter.Counter()
  
imports: from typing import Any, Dict, Iterator, Optional, Tuple, Union
  import attrdict
  import deepspeed
  import deepspeed.runtime.dataloader
  import numpy
  import torch
  import determined.pytorch.deepspeed
  import tests.experiment.fixtures.pytorch_counter_callback
  from determined import pytorch
label_desc: Use image node_id 1 to create a new LinearCallbackTrial object from inherited base classes: LinearDeepSpeedTrial with example: obj = LinearCallbackTrial(context)