class_docstr: A placeholder identity operator that is argument-insensitive.
docstr: Return input
docstr_tok: ["Return","input"]
code: def call(self, x):
      """Return input"""
      return x
  
imports: import tensorflow
  from tensorflow.keras import layers
label_desc: Use image node_id 1 for calling the Identity obj's underlying member method code with example usage: obj.call(x) and returns: x