code: def my_fact():
      """Example of overriding the generated code for an Op."""
      return _gen_user_ops.fact()
  
imports: from tensorflow.python.user_ops.ops import gen_user_ops
  from tensorflow.python.user_ops.ops.gen_user_ops import *
  from tensorflow.python.util.tf_export import tf_export
label_desc: Use image node_id 1 for calling a global function with example usage: my_fact() and returns: _gen_user_ops