class_docstr: Simple Reducer that (naively) computes the mean.
class_docstr_tok: ["Simple","Reducer","that","(","naively",")","computes","the","mean","."]
code: def initialize(
      self, initial_chain_state=None, initial_kernel_results=None
  ):
      return tf.zeros((2,))
  
imports: import collections
  import tensorflow.compat.v2
  from tensorflow_probability.python.experimental.mcmc import reducer
  from tensorflow_probability.python.mcmc import kernel
  from tensorflow_probability.python.random import random_ops
label_desc: Use image node_id 1 for calling the NaiveMeanReducer obj's underlying member method code with example usage: obj.initialize(initial_chain_state, initial_kernel_results) and returns: tf