code: def batch_size(self, batch_size):
      _tf = _lazy_import_tensorflow()
  
      self._batch_size = batch_size
      with self.st_graph.as_default():
          self.tf_index = _tf.placeholder(
              dtype=_tf.int32, shape=[batch_size]
          )
          self.__define_graph()
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  from turicreate.toolkits._tf_model import TensorFlowModel
  import numpy
  import turicreate.toolkits._tf_utils
  from turicreate._deps.minimal_package import _minimal_package_import_check
label_desc: Use image node_id 6 for calling the StyleTransferTensorFlowModel obj's underlying member method code with example usage: obj.batch_size(batch_size) without return types