code: def get_plot_objs(self, target_type):
      for df, features, _ in self.data_gen.get_dummy_dfs(target_type):
          yield InteractTargetPlot(
              df,
              features,
              ["Feature 1", "Feature 2"],
              target=[
                  f"target_{i}"
                  for i in range(self.data_gen.DUMMY_MULTI_CLASSES)
              ]
              if target_type == "multi-class"
              else "target",
          )
  
imports: import pytest
  import numpy
  from pdpbox.info_plots import TargetPlot, PredictPlot, InteractTargetPlot, InteractPredictPlot
  from pdpbox.utils import FeatureInfo, _make_list
  from conftest import DummyModel, PlotTestBase
label_desc: Use image node_id 1 for calling the TestInteractTargetPlot obj's underlying member method code with example usage: obj.get_plot_objs(target_type) without return types