code: def test_Traces(self) -> None:
      # Assert that each type of plot can be constructed successfully
      plot = optimization_trace_single_method_plotly(
          np.array([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]]),
          list(self.model.metric_names)[0],
          optimization_direction="minimize",
          autoset_axis_limits=False,
      )
      self.assertIsInstance(plot, go.Figure)
      plot = optimization_trace_single_method(
          np.array([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]]),
          list(self.model.metric_names)[0],
          optimization_direction="minimize",
          autoset_axis_limits=False,
      )
      self.assertIsInstance(plot, AxPlotConfig)
  
file_path: Ax/ax/plot/tests/test_traces.py
imports: import numpy
  import plotly.graph_objects
  from ax.modelbridge.registry import Models
  from ax.plot.base import AxPlotConfig
  from ax.plot.trace import optimization_trace_single_method, optimization_trace_single_method_plotly, plot_objective_value_vs_trial_index
  from ax.service.utils.report_utils import exp_to_df
  from ax.utils.common.testutils import TestCase
  from ax.utils.testing.core_stubs import get_branin_experiment
  from ax.utils.testing.mock import fast_botorch_optimize
label_desc: Use image node_id 2 for calling the TracesTest obj's underlying member method code with example usage: obj.test_Traces() without return types