code: def setUp(self):
      self.datapath = datapath("word2vec_pre_kv_c")
      self.output_folder = get_tmpfile("w2v2t_test")
      self.metadata_file = self.output_folder + "_metadata.tsv"
      self.tensor_file = self.output_folder + "_tensor.tsv"
      self.vector_file = self.output_folder + "_vector.tsv"
  
imports: from __future__ import unicode_literals
  import json
  import logging
  import os.path
  import unittest
  import numpy
  from gensim import utils
  from gensim.scripts.segment_wiki import segment_all_articles, segment_and_write_all_articles
  from gensim.test.utils import datapath, get_tmpfile
  from gensim.scripts.word2vec2tensor import word2vec2tensor
  from gensim.models import KeyedVectors
label_desc: Use image node_id 1 for calling the TestWord2Vec2Tensor obj's underlying member method code with example usage: obj.setUp() without return types