code: def __init__(self, nnp, batch_size, ir_version, model_format="TF_PB"):
      self._nnp = nnp
      self._batch_size = batch_size
      self._ir_version = ir_version
      self._model_format = model_format
      self.check_nnp_variable_name()
  
file_path: nnabla/python/src/nnabla/utils/converter/tensorflow/exporter.py
imports: import os
  import tensorflow
  from onnx_tf.backend import prepare
  from tensorflow.python.framework.convert_to_constants import convert_variables_to_constants_v2
  from ..onnx import OnnxExporter
label_desc: Use image node_id 1 to create a new TensorflowExporter object  with example: obj = TensorflowExporter(nnp, batch_size, ir_version, model_format)