code: def test_make_compound_path_empty():
      # We should be able to make a compound path with no arguments.
      # This makes it easier to write generic path based code.
      empty = Path.make_compound_path()
      assert empty.vertices.shape == (0, 2)
      r2 = Path.make_compound_path(empty, empty)
      assert r2.vertices.shape == (0, 2)
      assert r2.codes.shape == (0,)
      r3 = Path.make_compound_path(Path([(0, 0)]), empty)
      assert r3.vertices.shape == (1, 2)
      assert r3.codes.shape == (1,)
  
imports: import re
  import numpy
  from numpy.testing import assert_array_equal
  import pytest
  from matplotlib import patches
  from matplotlib.path import Path
  from matplotlib.patches import Polygon
  from matplotlib.testing.decorators import image_comparison
  import matplotlib.pyplot
  from matplotlib import transforms
  from matplotlib.backend_bases import MouseEvent
label_desc: Use image node_id 14 for calling a global function with example usage: test_make_compound_path_empty() without return types