docstr: Test s_one_one segmentation.
docstr_tok: ["Test","s_one_one","segmentation","."]
code: def test_s_one_one(self):
      """Test s_one_one segmentation."""
      actual = segmentation.s_one_one(self.topics)
      expected = [
          [(9, 4), (9, 6), (4, 9), (4, 6), (6, 9), (6, 4)],
          [(9, 10), (9, 7), (10, 9), (10, 7), (7, 9), (7, 10)],
          [(5, 2), (5, 7), (2, 5), (2, 7), (7, 5), (7, 2)],
      ]
      self.assertTrue(np.allclose(actual, expected))
  
file_path: gensim/gensim/test/test_segmentation.py
imports: import logging
  import unittest
  import numpy
  from gensim.topic_coherence import segmentation
  from numpy import array
label_desc: Use image node_id 3 for calling the TestSegmentation obj's underlying member method code with example usage: obj.test_s_one_one() without return types