code: def not_eq(a, b):
      """Functional form of "not-equal"."""
      return not_(eq(a, b))
  
file_path: tensorflow-upstream/tensorflow/python/autograph/operators/logical.py
imports: from tensorflow.python.framework import tensor_util
  from tensorflow.python.ops import cond
  from tensorflow.python.ops import gen_math_ops
label_desc: Use image node_id 13 for calling a global function with example usage: not_eq(a, b) and returns: not_