code: def test_experiment_with_session_tags_include_metrics(self):
      self.session_1_start_info_ = """
              hparams: [
                {key: 'batch_size' value: {number_value: 100}}
              ]
          """
      with self.subTest("False"):
          response = self._experiment_from_metadata(
              include_metrics=False
          )
          self.assertEmpty(response.metric_infos)
  
      with self.subTest("True"):
          response = self._experiment_from_metadata(
              include_metrics=True
          )
          self.assertLen(response.metric_infos, 4)
  
imports: import operator
  from unittest import mock
  import tensorflow
  from google.protobuf import text_format
  from tensorboard import context
  from tensorboard.data import provider
  from tensorboard.plugins import base_plugin
  from tensorboard.plugins.hparams import api_pb2
  from tensorboard.plugins.hparams import backend_context
  from tensorboard.plugins.hparams import metadata
  from tensorboard.plugins.hparams import plugin_data_pb2
label_desc: Use image node_id 13 for calling the BackendContextTest obj's underlying member method code with example usage: obj.test_experiment_with_session_tags_include_metrics() without return types