code: def test_triangle_inequality(self):
      check_distance_triangle_inequality(self, self.manhattan)
  
file_path: NearPy/tests/distances_tests.py
imports: import numpy
  import scipy
  import unittest
  from nearpy.distances import EuclideanDistance, CosineDistance, ManhattanDistance
label_desc: Use image node_id 2 for calling the TestManhattanDistance obj's underlying member method code with example usage: obj.test_triangle_inequality() without return types