code: def _kumaraswamy_pdf(a, b, x):
      a = np.asarray(a)
      b = np.asarray(b)
      x = np.asarray(x)
      return a * b * x ** (a - 1) * (1 - x**a) ** (b - 1)
  
imports: import numpy
  from scipy import special
  from scipy import stats
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions import kumaraswamy
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 5 for calling a global function with example usage: _kumaraswamy_pdf(a, b, x) and returns: unknown