code: def _GatherGrad(op, grad):
      params = op.inputs[0]
      indices = op.inputs[1]
      return [scatter_add(grad, indices, tf.shape(params)[0]), None]
  
file_path: euler/tf_euler/python/euler_ops/mp_ops.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import ctypes
  import os
  import tensorflow
  from tf_euler.python.euler_ops import base
label_desc: Use image node_id 1 for calling a global function with example usage: _GatherGrad(op, grad) and returns: list