code: def test_entropy_zero(self):
      # Test for SciPy PR-479
      s = stats.entropy(cupy.asarray([0, 1, 2]))
      expected = 0.63651416829481278
      assert abs(float(s) - expected) < 1e-12
  
imports: import math
  import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
  import cupyx.scipy.stats
  from cupyx.scipy import stats
  from cupyx.scipy.stats import _distributions
label_desc: Use image node_id 3 for calling the TestEntropyBasic obj's underlying member method code with example usage: obj.test_entropy_zero() without return types