code: def testUniformStd(self):
      a = 10.0
      b = 100.0
      dist = uniform.Uniform(low=a, high=b, validate_args=True)
      s_dist = sp_stats.uniform(loc=a, scale=b - a)
      self.assertAllClose(self.evaluate(dist.stddev()), s_dist.std())
  
imports: import numpy
  from scipy import stats
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions import kullback_leibler
  from tensorflow_probability.python.distributions import uniform
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.math import gradient
label_desc: Use image node_id 13 for calling the UniformTest obj's underlying member method code with example usage: obj.testUniformStd() without return types