code: def suite():
      suite = unittest.TestSuite()
      suite.addTests(unittest.makeSuite(TestSentencepieceProcessor))
      return suite
  
imports: from collections import defaultdict
  import io
  import os
  import pickle
  import sys
  import unittest
  import sentencepiece
label_desc: Use image node_id 1 for calling a global function with example usage: suite() and returns: suite