class_docstr: Continuous density function + round.
class_docstr_tok: ["Continuous","density","function","+","round","."]
code: def _upper_tail(self, tail_mass):
      return tf.math.ceil(helpers.upper_tail(self.base, tail_mass))
  
imports: import tensorflow
  import tensorflow_probability
  from tensorflow_compression.python.distributions import deep_factorized
  from tensorflow_compression.python.distributions import helpers
  from tensorflow_compression.python.distributions import uniform_noise
  from tensorflow_compression.python.ops import round_ops
label_desc: Use image node_id 5 for calling the RoundAdapter obj's underlying member method code with example usage: obj._upper_tail(tail_mass) and returns: tf