class_docstr: Optax-like optimizer for testing pure functional optimization in TF.
class_docstr_tok: ["Optax-like","optimizer","for","testing","pure","functional","optimization","in","TF","."]
code: def init(self, params):
      del params  # Unused.
      return 0.0
  
imports: import collections
  import numpy
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python import optimizer
  from tensorflow_probability.python.distributions import normal
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.internal import tf_keras
  from tensorflow_probability.python.math.minimize import minimize
  from tensorflow_probability.python.math.minimize import minimize_stateless
label_desc: Use image node_id 2 for calling the StatelessSGD obj's underlying member method code with example usage: obj.init(params) and returns: int