code: def mtf_image_transformer_tiny_8gpu():
      hparams = mtf_image_transformer_tiny()
      hparams.mesh_shape = "all:8"
      hparams.layout = "vocab:all;filter_size:all;heads:all"
      return hparams
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import copy
  import mesh_tensorflow
  from tensor2tensor.layers import common_hparams
  from tensor2tensor.layers import common_layers
  from tensor2tensor.utils import mtf_model
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
  from tensorflow.compat.v1 import estimator
label_desc: Use image node_id 19 for calling a global function with example usage: mtf_image_transformer_tiny_8gpu() and returns: hparams