code: def testDoublesidedMaxwellStandardSampleShape(self):
      # sigma will be broadcast to [7, 7, 7]
      loc = [1.0, 2.0, 3.0]
      sigma = [7.0]
  
      dsmaxwell = doublesided_maxwell.DoublesidedMaxwell(
          loc=loc, scale=sigma, validate_args=True
      )
  
      n = 10
      samples = dsmaxwell.sample(n, seed=test_util.test_seed())
      self.assertAllEqual(
          (
              n,
              3,
          ),
          samples.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 11 for calling the DoublesidedMaxwellTest obj's underlying member method code with example usage: obj.testDoublesidedMaxwellStandardSampleShape() without return types