class_docstr: Calculates the element-wise mean of the given values.
class_docstr_tok: ["Calculates","the","element-wise","mean","of","the","given","values","."]
docstr: See base class.
docstr_tok: ["See","base","class","."]
code: def value(self) -> tf.Tensor:
      """See base class."""
      # TODO(cjfj): Assert summed type is floating-point?
      return self.sum / tf.cast(self.count, dtype=self.sum.dtype)
  
imports: import abc
  from typing import Optional
  from sonnet.src import base
  from sonnet.src import once
  import tensorflow
label_desc: Use image node_id 4 for calling the Mean obj's underlying member method code with example usage: obj.value() and returns: unknown