code: def setUp(self):
      self.random_state = np.random.RandomState()
      self.num_runs = (
          100  # test functions with *num_runs* random inputs
      )
      self.num_topics = 100
  
imports: import logging
  import unittest
  import numpy
  from numpy.testing import assert_array_equal
  from scipy import sparse
  from scipy.sparse import csc_matrix
  from scipy.special import psi
  import gensim.matutils
label_desc: Use image node_id 1 for calling the TestLdaModelInner obj's underlying member method code with example usage: obj.setUp() without return types