code: def test_polar_invertedylim():
      fig = plt.figure()
      ax = fig.add_axes([0.1, 0.1, 0.8, 0.8], polar=True)
      ax.set_ylim(2, 0)
  
imports: import numpy
  from numpy.testing import assert_allclose
  import pytest
  import matplotlib
  from matplotlib import pyplot
  from matplotlib.testing.decorators import image_comparison, check_figures_equal
label_desc: Use image node_id 11 for calling a global function with example usage: test_polar_invertedylim() without return types