code: def test_dict_unpack(self, plotter, fig_test, fig_ref):
      x = [1, 2, 3]
      y = [4, 5, 6]
      ddict = dict(zip(x, y))
  
      plotter(fig_test.subplots(), ddict.keys(), ddict.values())
      plotter(fig_ref.subplots(), x, y)
  
imports: import re
  import sys
  import numpy
  import pytest
  from matplotlib import _preprocess_data
  from matplotlib.axes import Axes
  from matplotlib.testing import subprocess_run_for_testing
  from matplotlib.testing.decorators import check_figures_equal
label_desc: Use image node_id 1 for calling the TestPlotTypes obj's underlying member method code with example usage: obj.test_dict_unpack(plotter, fig_test, fig_ref) without return types