code: def _testParamStaticShapes(self, sample_shape, expected):
      param_shapes = (
          doublesided_maxwell.DoublesidedMaxwell.param_static_shapes(
              sample_shape
          )
      )
      mu_shape, sigma_shape = param_shapes["loc"], param_shapes["scale"]
      self.assertEqual(expected, mu_shape)
      self.assertEqual(expected, sigma_shape)
  
file_path: probability/tensorflow_probability/python/distributions/doublesided_maxwell_test.py
imports: from absl.testing import parameterized
  import numpy
  from scipy import stats
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions import doublesided_maxwell
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 3 for calling the DoublesidedMaxwellTest obj's underlying member method code with example usage: obj._testParamStaticShapes(sample_shape, expected) without return types