class_docstr: A structure to store batch time stamp.
code: def __init__(self, batch_index, timestamp):
      self.batch_index = batch_index
      self.timestamp = timestamp
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import time
  import tensorflow
  from tensorflow.core.protobuf import rewriter_config_pb2
  from tensorflow.python import tf2
  from tensorflow.python.eager import profiler
label_desc: Use image node_id 1 to create a new BatchTimestamp object from inherited base classes: object with example: obj = BatchTimestamp(batch_index, timestamp)