code: def testProcesses(self):
      get_model = partial(
          CoherenceModel,
          topics=self.topics1,
          corpus=self.corpus,
          dictionary=self.dictionary,
          coherence="u_mass",
      )
  
      model, used_cpus = get_model(), mp.cpu_count() - 1
      self.assertEqual(model.processes, used_cpus)
      for p in range(-2, 1):
          self.assertEqual(get_model(processes=p).processes, used_cpus)
  
      for p in range(1, 4):
          self.assertEqual(get_model(processes=p).processes, p)
  
imports: import logging
  import unittest
  import multiprocessing
  from functools import partial
  import numpy
  from gensim.matutils import argsort
  from gensim.models.coherencemodel import CoherenceModel, BOOLEAN_DOCUMENT_BASED
  from gensim.models.ldamodel import LdaModel
  from gensim.test.utils import get_tmpfile, common_texts, common_dictionary, common_corpus
label_desc: Use image node_id 13 for calling the TestCoherenceModel obj's underlying member method code with example usage: obj.testProcesses() without return types