docstr: Tests that the output of ShiftScaleTail is correct when delta=0.
docstr_tok: ["Tests","that","the","output","of","ShiftScaleTail","is","correct","when","delta=0","."]
code: def testLambertWGaussianizationDeltaZero(self):
      """Tests that the output of ShiftScaleTail is correct when delta=0."""
      values = np.random.normal(loc=self.loc, scale=self.scale, size=10)
      lsht = lambertw_transform.LambertWTail(
          shift=self.loc, scale=self.scale, tailweight=0.0
      )
      self.assertAllClose(values, lsht.forward(values))
      self.assertAllClose(values, lsht.inverse(values))
  
imports: from absl.testing import parameterized
  import numpy
  from scipy import special
  from scipy import stats
  import tensorflow.compat.v2
  from tensorflow_probability.python.bijectors import lambertw_transform
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 2 for calling the LambertWGaussianizationTest obj's underlying member method code with example usage: obj.testLambertWGaussianizationDeltaZero() without return types