code: def _create_zero_outputs(size, dtype, batch_size):
      r"""Create a zero outputs Tensor structure."""
  
      def _create(s, d):
          return _zero_state_tensors(s, batch_size, d)
  
      return nest.map_structure(_create, size, dtype)
  
file_path: texar/texar/tf/modules/decoders/dynamic_decode.py
imports: import tensorflow
  from tensorflow.contrib.seq2seq import Decoder
  from tensorflow.python.framework import tensor_shape, tensor_util
  from tensorflow.python.util import nest
label_desc: Use image node_id 3 for calling a global function with example usage: _create_zero_outputs(size, dtype, batch_size) and returns: nest, _zero_state_tensors