code: def test_entropy_positive(self):
      # See ticket SciPy's gh-497
      pk = cupy.asarray([0.5, 0.2, 0.3])
      qk = cupy.asarray([0.1, 0.25, 0.65])
      eself = stats.entropy(pk, pk)
      edouble = stats.entropy(pk, qk)
      assert 0.0 == eself
      assert edouble >= 0.0
  
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 1 for calling the TestEntropyBasic obj's underlying member method code with example usage: obj.test_entropy_positive() without return types