code: def test_dirichlet(self):
      v1 = [1, 2, 3, 4]
      v2 = [4, 3, 2, 1]
      assert _kl.kl_dirichlet(v1, v1) == 0
      assert _kl.kl_dirichlet(v2, v2) == 0
      assert _kl.kl_dirichlet(v1, v2) > 0
      assert _kl.kl_dirichlet(v2, v1) > 0
  
file_path: hmmlearn/lib/hmmlearn/tests/test_kl_divergence.py
imports: import numpy
  from hmmlearn import _kl_divergence
label_desc: Use image node_id 1 for calling the TestKLDivergence obj's underlying member method code with example usage: obj.test_dirichlet() without return types