code: def _is_same_equivalence_class(
      self, permuted_point, expected, dist_fnc
  ):
      dist = dist_fnc(expected, permuted_point)
      self.assertAllClose(dist, 0.0)
  
imports: import networkx
  import pytest
  import geomstats.backend
  from geomstats.test.parametrizers import DataBasedParametrizer
  from geomstats.test.test_case import TestCase
  from geomstats.test_cases.geometry.stratified.point_set import PointSetMetricTestCase, PointSetTestCase, PointTestCase
  from .data.graph_space import AlignerTestData, DecoratorsTestData, GraphSpaceMetricTestData, GraphSpaceTestData, GraphTestData, PointToGeodesicAlignerTestData
label_desc: Use image node_id 1 for calling the TestAligner obj's underlying member method code with example usage: obj._is_same_equivalence_class(permuted_point, expected, dist_fnc) without return types