class_docstr: Test the Polynomial kernel.
class_docstr_tok: ["Test","the","Polynomial","kernel","."]
code: def testValidateArgsNoneIsOk(self):
      # No exception expected
      k = polynomial.Polynomial(
          bias_amplitude=None,
          slope_amplitude=None,
          shift=None,
          exponent=None,
          validate_args=True,
      )
      self.evaluate(k.apply([[1.0]], [[1.0]]))
  
imports: from absl.testing import parameterized
  import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.math import gradient
  from tensorflow_probability.python.math.psd_kernels import polynomial
label_desc: Use image node_id 6 for calling the PolynomialTest obj's underlying member method code with example usage: obj.testValidateArgsNoneIsOk() without return types