code: def test_arcoating_reflexion_function() -> None:
      func = core.ARCoating(nbslab=4)
      output = func._get_minimum_average_reflexion(
          np.array([4.56386701, 5.65210553, 6.24006888, 7.18400555])
      )
      # np.testing.assert_almost_equal(output, 13.320815699203614)  # Before change
      np.testing.assert_almost_equal(output, 12.702, decimal=3)
  
file_path: nevergrad/nevergrad/functions/arcoating/test_core.py
imports: import typing
  import numpy
  import nevergrad
  from .None import core
label_desc: Use image node_id 2 for calling a global function with example usage: test_arcoating_reflexion_function() without return types