code: def test_polar_not_datalim_adjustable():
      ax = plt.figure().add_subplot(projection="polar")
      with pytest.raises(ValueError):
          ax.set_adjustable("datalim")
  
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 21 for calling a global function with example usage: test_polar_not_datalim_adjustable() without return types