code: def universal_transformer_position_random_timing_tiny():
      hparams = universal_transformer_tiny()
      hparams.position_start_index = "random"
      return hparams
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensor2tensor.layers import common_attention
  from tensor2tensor.layers import common_layers
  from tensor2tensor.models import transformer
  from tensor2tensor.models.research import universal_transformer_util
  from tensor2tensor.utils import contrib
  from tensor2tensor.utils import registry
  import tensorflow.compat.v1
label_desc: Use image node_id 32 for calling a global function with example usage: universal_transformer_position_random_timing_tiny() and returns: hparams